868744924 has 24 divisors (see below), whose sum is σ = 1548288000. Its totient is φ = 426429360.

The previous prime is 868744907. The next prime is 868744997. The reversal of 868744924 is 429447868.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 61477 + ... + 74275.

It is an arithmetic number, because the mean of its divisors is an integer number (64512000).

Almost surely, 2^868744924 is an apocalyptic number.

It is an amenable number.

868744924 is a deficient number, since it is larger than the sum of its proper divisors (679543076).

868744924 is a wasteful number, since it uses less digits than its factorization.

868744924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13113 (or 13111 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 52.

The square root of 868744924 is about 29474.4791981131. The cubic root of 868744924 is about 954.1809902043.

The spelling of 868744924 in words is "eight hundred sixty-eight million, seven hundred forty-four thousand, nine hundred twenty-four".