256346883 has 64 divisors (see below), whose sum is σ = 429004800. Its totient is φ = 150232320.

The previous prime is 256346851. The next prime is 256346939. The reversal of 256346883 is 388643652.

It is a happy number.

256346883 is a `hidden beast` number, since 2 + 5 + 634 + 6 + 8 + 8 + 3 = 666.

256346883 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 256346883 - 2⁵ = 256346851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (256346813) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 676188 + ... + 676566.

It is an arithmetic number, because the mean of its divisors is an integer number (6703200).

Almost surely, 2^256346883 is an apocalyptic number.

256346883 is a deficient number, since it is larger than the sum of its proper divisors (172657917).

256346883 is a wasteful number, since it uses less digits than its factorization.

256346883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489 (or 483 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The square root of 256346883 is about 16010.8364241223. The cubic root of 256346883 is about 635.2470842858.

The spelling of 256346883 in words is "two hundred fifty-six million, three hundred forty-six thousand, eight hundred eighty-three".