256700896 has 24 divisors (see below), whose sum is σ = 506220624. Its totient is φ = 128136960.

The previous prime is 256700881. The next prime is 256700903. The reversal of 256700896 is 698007652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13836 + ... + 26548.

It is an arithmetic number, because the mean of its divisors is an integer number (21092526).

Almost surely, 2^256700896 is an apocalyptic number.

It is an amenable number.

256700896 is a deficient number, since it is larger than the sum of its proper divisors (249519728).

256700896 is a wasteful number, since it uses less digits than its factorization.

256700896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13354 (or 13346 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 256700896 is about 16021.8880285689. Note that the first 3 decimals coincide. The cubic root of 256700896 is about 635.5393734956.

The spelling of 256700896 in words is "two hundred fifty-six million, seven hundred thousand, eight hundred ninety-six".