869944522 has 16 divisors (see below), whose sum is σ = 1315665792. Its totient is φ = 431398800.

The previous prime is 869944501. The next prime is 869944531. The reversal of 869944522 is 225449968.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222448 + ... + 226324.

It is an arithmetic number, because the mean of its divisors is an integer number (82229112).

Almost surely, 2^869944522 is an apocalyptic number.

869944522 is a deficient number, since it is larger than the sum of its proper divisors (445721270).

869944522 is a wasteful number, since it uses less digits than its factorization.

869944522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4773.

The product of its digits is 1244160, while the sum is 49.

The square root of 869944522 is about 29494.8219523360. The cubic root of 869944522 is about 954.6199787296.

The spelling of 869944522 in words is "eight hundred sixty-nine million, nine hundred forty-four thousand, five hundred twenty-two".