476687920 has 40 divisors (see below), whose sum is σ = 1111022640. Its totient is φ = 190206720.

The previous prime is 476687917. The next prime is 476687921. The reversal of 476687920 is 29786674.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (476687921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26410 + ... + 40630.

It is an arithmetic number, because the mean of its divisors is an integer number (27775566).

Almost surely, 2^476687920 is an apocalyptic number.

476687920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

476687920 is an abundant number, since it is smaller than the sum of its proper divisors (634334720).

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

476687920 is a wasteful number, since it uses less digits than its factorization.

476687920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14653 (or 14647 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 49.

The square root of 476687920 is about 21833.1839180638. The cubic root of 476687920 is about 781.1684875383.

The spelling of 476687920 in words is "four hundred seventy-six million, six hundred eighty-seven thousand, nine hundred twenty".