476878645 has 32 divisors (see below), whose sum is σ = 617569920. Its totient is φ = 352235520.

The previous prime is 476878631. The next prime is 476878669. The reversal of 476878645 is 546878674.

It is not a de Polignac number, because 476878645 - 2⁵ = 476878613 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1258066 + ... + 1258444.

It is an arithmetic number, because the mean of its divisors is an integer number (19299060).

Almost surely, 2^476878645 is an apocalyptic number.

It is an amenable number.

476878645 is a deficient number, since it is larger than the sum of its proper divisors (140691275).

476878645 is a wasteful number, since it uses less digits than its factorization.

476878645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645.

The product of its digits is 9031680, while the sum is 55.

The square root of 476878645 is about 21837.5512592415. The cubic root of 476878645 is about 781.2726566656.

The spelling of 476878645 in words is "four hundred seventy-six million, eight hundred seventy-eight thousand, six hundred forty-five".