376657864 has 16 divisors (see below), whose sum is σ = 770436720. Its totient is φ = 171208080.

The previous prime is 376657861. The next prime is 376657877. The reversal of 376657864 is 468756673.

It is a happy number.

It is a super-2 number, since 2×376657864² = 283742293026084992, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (376657861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2140014 + ... + 2140189.

It is an arithmetic number, because the mean of its divisors is an integer number (48152295).

Almost surely, 2^376657864 is an apocalyptic number.

It is an amenable number.

376657864 is an abundant number, since it is smaller than the sum of its proper divisors (393778856).

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

376657864 is a wasteful number, since it uses less digits than its factorization.

376657864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4280220 (or 4280216 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 52.

The square root of 376657864 is about 19407.6753888764. The cubic root of 376657864 is about 722.1859134550.

The spelling of 376657864 in words is "three hundred seventy-six million, six hundred fifty-seven thousand, eight hundred sixty-four".