8256964 has 6 divisors (see below), whose sum is σ = 14449694. Its totient is φ = 4128480.

The previous prime is 8256961. The next prime is 8256973. The reversal of 8256964 is 4696528.

It is a happy number.

8256964 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 7884864 + 372100 = 2808^2 + 610^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (8256961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1032117 + ... + 1032124.

Almost surely, 2^8256964 is an apocalyptic number.

It is an amenable number.

8256964 is a deficient number, since it is larger than the sum of its proper divisors (6192730).

8256964 is a wasteful number, since it uses less digits than its factorization.

8256964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2064245 (or 2064243 counting only the distinct ones).

The product of its digits is 103680, while the sum is 40.

The square root of 8256964 is about 2873.4933443459. The cubic root of 8256964 is about 202.1188399815.

The spelling of 8256964 in words is "eight million, two hundred fifty-six thousand, nine hundred sixty-four".