869002816 has 28 divisors (see below), whose sum is σ = 1881195120. Its totient is φ = 395000960.

The previous prime is 869002807. The next prime is 869002837. The reversal of 869002816 is 618200968.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 616486 + ... + 617893.

It is an arithmetic number, because the mean of its divisors is an integer number (67185540).

Almost surely, 2^869002816 is an apocalyptic number.

It is an amenable number.

869002816 is an abundant number, since it is smaller than the sum of its proper divisors (1012192304).

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

869002816 is a wasteful number, since it uses less digits than its factorization.

869002816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234402 (or 1234392 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 40.

The square root of 869002816 is about 29478.8537090573. The cubic root of 869002816 is about 954.2753989279.

The spelling of 869002816 in words is "eight hundred sixty-nine million, two thousand, eight hundred sixteen".