864862696 has 16 divisors (see below), whose sum is σ = 1627475940. Its totient is φ = 430869120.

The previous prime is 864862673. The next prime is 864862717. The reversal of 864862696 is 696268468.

It can be written as a sum of positive squares in 2 ways, for example, as 687173796 + 177688900 = 26214^2 + 13330^2 .

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, 192925 + ... + 197356.

Almost surely, 2^864862696 is an apocalyptic number.

It is an amenable number.

864862696 is a deficient number, since it is larger than the sum of its proper divisors (762613244).

864862696 is a wasteful number, since it uses less digits than its factorization.

864862696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390564 (or 390560 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 55.

The square root of 864862696 is about 29408.5480090398. The cubic root of 864862696 is about 952.7575267823.

The spelling of 864862696 in words is "eight hundred sixty-four million, eight hundred sixty-two thousand, six hundred ninety-six".