239255868 has 24 divisors (see below), whose sum is σ = 559007568. Its totient is φ = 79645696.

The previous prime is 239255857. The next prime is 239255879. The reversal of 239255868 is 868552932.

It is an interprime number because it is at equal distance from previous prime (239255857) and next prime (239255879).

It is a hoax number, since the sum of its digits (48) 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, 3621 + ... + 22172.

It is an arithmetic number, because the mean of its divisors is an integer number (23291982).

Almost surely, 2^239255868 is an apocalyptic number.

It is an amenable number.

239255868 is an abundant number, since it is smaller than the sum of its proper divisors (319751700).

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

239255868 is a wasteful number, since it uses less digits than its factorization.

239255868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26573 (or 26571 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 48.

The square root of 239255868 is about 15467.8979825961. The cubic root of 239255868 is about 620.8035609263.

The spelling of 239255868 in words is "two hundred thirty-nine million, two hundred fifty-five thousand, eight hundred sixty-eight".