256964368 has 20 divisors (see below), whose sum is σ = 499714048. Its totient is φ = 128005920.

The previous prime is 256964329. The next prime is 256964381. The reversal of 256964368 is 863469652.

256964368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 25296 + ... + 33967.

Almost surely, 2^256964368 is an apocalyptic number.

It is an amenable number.

256964368 is a deficient number, since it is larger than the sum of its proper divisors (242749680).

256964368 is a wasteful number, since it uses less digits than its factorization.

256964368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59542 (or 59536 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 49.

The square root of 256964368 is about 16030.1081718122. The cubic root of 256964368 is about 635.7567335661.

The spelling of 256964368 in words is "two hundred fifty-six million, nine hundred sixty-four thousand, three hundred sixty-eight".