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3730272 = 253721361
BaseRepresentation
bin1110001110101101100000
321000111222020
432032231200
51423332042
6211541440
743464300
oct16165540
97014866
103730272
112118677
1212ba880
13a07b80
146d1600
154da3ec
hex38eb60

3730272 has 144 divisors (see below), whose sum is σ = 12467952. Its totient is φ = 967680.

The previous prime is 3730271. The next prime is 3730277. The reversal of 3730272 is 2720373.

3730272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3730271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61122 + ... + 61182.

It is an arithmetic number, because the mean of its divisors is an integer number (86583).

Almost surely, 23730272 is an apocalyptic number.

3730272 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3730272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6233976).

3730272 is an abundant number, since it is smaller than the sum of its proper divisors (8737680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3730272 is a wasteful number, since it uses less digits than its factorization.

3730272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101 (or 86 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 24.

The square root of 3730272 is about 1931.3912084298. The cubic root of 3730272 is about 155.0887039958.

The spelling of 3730272 in words is "three million, seven hundred thirty thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 32 39 42 48 49 52 56 61 78 84 91 96 98 104 112 122 147 156 168 182 183 196 208 224 244 273 294 312 336 364 366 392 416 427 488 546 588 624 637 672 728 732 784 793 854 976 1092 1176 1248 1274 1281 1456 1464 1568 1586 1708 1911 1952 2184 2352 2379 2548 2562 2912 2928 2989 3172 3416 3822 4368 4704 4758 5096 5124 5551 5856 5978 6344 6832 7644 8736 8967 9516 10192 10248 11102 11956 12688 13664 15288 16653 17934 19032 20384 20496 22204 23912 25376 30576 33306 35868 38064 38857 40992 44408 47824 61152 66612 71736 76128 77714 88816 95648 116571 133224 143472 155428 177632 233142 266448 286944 310856 466284 532896 621712 932568 1243424 1865136 3730272