804188664 has 48 divisors (see below), whose sum is σ = 2199595320. Its totient is φ = 265406400.

The previous prime is 804188657. The next prime is 804188687. The reversal of 804188664 is 466881408.

It is a super-2 number, since 2×804188664² = 1293438814612209792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48022 + ... + 62565.

Almost surely, 2^804188664 is an apocalyptic number.

It is an amenable number.

804188664 is an abundant number, since it is smaller than the sum of its proper divisors (1395406656).

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

804188664 is a wasteful number, since it uses less digits than its factorization.

804188664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110700 (or 110693 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 45.

The square root of 804188664 is about 28358.2203955044. The cubic root of 804188664 is about 929.9351186093.

The spelling of 804188664 in words is "eight hundred four million, one hundred eighty-eight thousand, six hundred sixty-four".