873258868 has 12 divisors (see below), whose sum is σ = 1528480800. Its totient is φ = 436550072.

The previous prime is 873258797. The next prime is 873258889. The reversal of 873258868 is 868852378.

It is a happy number.

It is a congruent number.

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, 9855 + ... + 42937.

It is an arithmetic number, because the mean of its divisors is an integer number (127373400).

Almost surely, 2^873258868 is an apocalyptic number.

It is an amenable number.

873258868 is a deficient number, since it is larger than the sum of its proper divisors (655221932).

873258868 is a wasteful number, since it uses less digits than its factorization.

873258868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39686 (or 39684 counting only the distinct ones).

The product of its digits is 5160960, while the sum is 55.

The square root of 873258868 is about 29550.9537578739. The cubic root of 873258868 is about 955.8307576084.

It can be divided in two parts, 8732 and 58868, that added together give a square (67600 = 260²).

The spelling of 873258868 in words is "eight hundred seventy-three million, two hundred fifty-eight thousand, eight hundred sixty-eight".