869704164 has 36 divisors (see below), whose sum is σ = 2512479424. Its totient is φ = 248486832.

The previous prime is 869704159. The next prime is 869704181. The reversal of 869704164 is 461407968.

It is a tau number, because it is divible by the number of its divisors (36).

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, 1725352 + ... + 1725855.

Almost surely, 2^869704164 is an apocalyptic number.

869704164 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

869704164 is an abundant number, since it is smaller than the sum of its proper divisors (1642775260).

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

869704164 is a wasteful number, since it uses less digits than its factorization.

869704164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3451224 (or 3451219 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 869704164 is about 29490.7470912488. The cubic root of 869704164 is about 954.5320529374.

The spelling of 869704164 in words is "eight hundred sixty-nine million, seven hundred four thousand, one hundred sixty-four".