863412804 has 48 divisors (see below), whose sum is σ = 2266835200. Its totient is φ = 284158368.

The previous prime is 863412791. The next prime is 863412841. The reversal of 863412804 is 408214368.

863412804 is a `hidden beast` number, since 8 + 634 + 12 + 8 + 0 + 4 = 666.

It is a super-2 number, since 2×863412804² = 1490963340222284832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42067 + ... + 59130.

Almost surely, 2^863412804 is an apocalyptic number.

It is an amenable number.

863412804 is an abundant number, since it is smaller than the sum of its proper divisors (1403422396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

863412804 is a wasteful number, since it uses less digits than its factorization.

863412804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101289 (or 101281 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 863412804 is about 29383.8868089298. The cubic root of 863412804 is about 952.2248147941.

The spelling of 863412804 in words is "eight hundred sixty-three million, four hundred twelve thousand, eight hundred four".