869160072 has 64 divisors (see below), whose sum is σ = 2373053760. Its totient is φ = 263091200.

The previous prime is 869160059. The next prime is 869160109. The reversal of 869160072 is 270061968.

It is a self number, because there is not a number n which added to its sum of digits gives 869160072.

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, 453388 + ... + 455300.

It is an arithmetic number, because the mean of its divisors is an integer number (37078965).

Almost surely, 2^869160072 is an apocalyptic number.

It is an amenable number.

869160072 is an abundant number, since it is smaller than the sum of its proper divisors (1503893688).

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

869160072 is a wasteful number, since it uses less digits than its factorization.

869160072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3654 (or 3650 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 869160072 is about 29481.5208562923. The cubic root of 869160072 is about 954.3329578058.

The spelling of 869160072 in words is "eight hundred sixty-nine million, one hundred sixty thousand, seventy-two".