477425631 has 4 divisors (see below), whose sum is σ = 636567512. Its totient is φ = 318283752.

The previous prime is 477425629. The next prime is 477425647. The reversal of 477425631 is 136524774.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 477425631 - 2¹ = 477425629 is a prime.

It is a super-2 number, since 2×477425631² = 455870466271496322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 477425631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (477425731) 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, 79570936 + ... + 79570941.

It is an arithmetic number, because the mean of its divisors is an integer number (159141878).

Almost surely, 2^477425631 is an apocalyptic number.

477425631 is a deficient number, since it is larger than the sum of its proper divisors (159141881).

477425631 is a wasteful number, since it uses less digits than its factorization.

477425631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159141880.

The product of its digits is 141120, while the sum is 39.

The square root of 477425631 is about 21850.0716474798. The cubic root of 477425631 is about 781.5712524920.

The spelling of 477425631 in words is "four hundred seventy-seven million, four hundred twenty-five thousand, six hundred thirty-one".