256610112 has 56 divisors (see below), whose sum is σ = 740676192. Its totient is φ = 77760000.

The previous prime is 256610099. The next prime is 256610113. The reversal of 256610112 is 211016652.

256610112 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 (256610113) 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, 58639 + ... + 62862.

Almost surely, 2^256610112 is an apocalyptic number.

256610112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

256610112 is an abundant number, since it is smaller than the sum of its proper divisors (484066080).

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

256610112 is a wasteful number, since it uses less digits than its factorization.

256610112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121527 (or 121517 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 256610112 is about 16019.0546537553. The cubic root of 256610112 is about 635.4644437358.

Adding to 256610112 its reverse (211016652), we get a palindrome (467626764).

The spelling of 256610112 in words is "two hundred fifty-six million, six hundred ten thousand, one hundred twelve".