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72352 = 2571719
BaseRepresentation
bin10001101010100000
310200020201
4101222200
54303402
61314544
7420640
oct215240
9120221
1072352
114a3a5
1235a54
1326c17
141c520
1516687
hex11aa0

72352 has 48 divisors (see below), whose sum is σ = 181440. Its totient is φ = 27648.

The previous prime is 72341. The next prime is 72353. The reversal of 72352 is 25327.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (72353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3799 + ... + 3817.

It is an arithmetic number, because the mean of its divisors is an integer number (3780).

272352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 72352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90720).

72352 is an abundant number, since it is smaller than the sum of its proper divisors (109088).

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

72352 is a wasteful number, since it uses less digits than its factorization.

72352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53 (or 45 counting only the distinct ones).

The product of its digits is 420, while the sum is 19.

The square root of 72352 is about 268.9832708553. The cubic root of 72352 is about 41.6693616035.

Adding to 72352 its reverse (25327), we get a palindrome (97679).

It can be divided in two parts, 72 and 352, that added together give a palindrome (424).

The spelling of 72352 in words is "seventy-two thousand, three hundred fifty-two".

Divisors: 1 2 4 7 8 14 16 17 19 28 32 34 38 56 68 76 112 119 133 136 152 224 238 266 272 304 323 476 532 544 608 646 952 1064 1292 1904 2128 2261 2584 3808 4256 4522 5168 9044 10336 18088 36176 72352