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2263248 = 243313231
BaseRepresentation
bin1000101000100011010000
311020222121000
420220203100
51034410443
6120302000
725144251
oct10504320
94228530
102263248
111306459
12911900
13613200
1442cb28
152ea8d3
hex2288d0

2263248 has 120 divisors (see below), whose sum is σ = 7261440. Its totient is φ = 673920.

The previous prime is 2263243. The next prime is 2263249. The reversal of 2263248 is 8423622.

2263248 is a `hidden beast` number, since 22 + 632 + 4 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2263243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72993 + ... + 73023.

It is an arithmetic number, because the mean of its divisors is an integer number (60512).

22263248 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 2263248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3630720).

2263248 is an abundant number, since it is smaller than the sum of its proper divisors (4998192).

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

2263248 is a wasteful number, since it uses less digits than its factorization.

2263248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74 (or 49 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 2263248 is about 1504.4095187149. The cubic root of 2263248 is about 131.2937486812.

The spelling of 2263248 in words is "two million, two hundred sixty-three thousand, two hundred forty-eight".

Divisors: 1 2 3 4 6 8 9 12 13 16 18 24 26 27 31 36 39 48 52 54 62 72 78 93 104 108 117 124 144 156 169 186 208 216 234 248 279 312 338 351 372 403 432 468 496 507 558 624 676 702 744 806 837 936 1014 1116 1209 1352 1404 1488 1521 1612 1674 1872 2028 2232 2418 2704 2808 3042 3224 3348 3627 4056 4464 4563 4836 5239 5616 6084 6448 6696 7254 8112 9126 9672 10478 10881 12168 13392 14508 15717 18252 19344 20956 21762 24336 29016 31434 36504 41912 43524 47151 58032 62868 73008 83824 87048 94302 125736 141453 174096 188604 251472 282906 377208 565812 754416 1131624 2263248