869627616 has 96 divisors (see below), whose sum is σ = 2681900928. Its totient is φ = 243248640.

The previous prime is 869627579. The next prime is 869627659. The reversal of 869627616 is 616726968.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17946 + ... + 45401.

It is an arithmetic number, because the mean of its divisors is an integer number (27936468).

Almost surely, 2^869627616 is an apocalyptic number.

It is an amenable number.

869627616 is an abundant number, since it is smaller than the sum of its proper divisors (1812273312).

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

869627616 is a wasteful number, since it uses less digits than its factorization.

869627616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63384 (or 63376 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 51.

The square root of 869627616 is about 29489.4492318863. The cubic root of 869627616 is about 954.5040473747.

The spelling of 869627616 in words is "eight hundred sixty-nine million, six hundred twenty-seven thousand, six hundred sixteen".