475670631 has 8 divisors (see below), whose sum is σ = 651368944. Its totient is φ = 308543040.

The previous prime is 475670623. The next prime is 475670641. The reversal of 475670631 is 136076574.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 475670631 - 2³ = 475670623 is a prime.

It is a super-2 number, since 2×475670631² = 452525098391876322, 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 475670631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475670641) 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, 2142550 + ... + 2142771.

It is an arithmetic number, because the mean of its divisors is an integer number (81421118).

Almost surely, 2^475670631 is an apocalyptic number.

475670631 is a deficient number, since it is larger than the sum of its proper divisors (175698313).

475670631 is a wasteful number, since it uses less digits than its factorization.

475670631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4285361.

The product of its (nonzero) digits is 105840, while the sum is 39.

The square root of 475670631 is about 21809.8746213728. The cubic root of 475670631 is about 780.6124003891.

The spelling of 475670631 in words is "four hundred seventy-five million, six hundred seventy thousand, six hundred thirty-one".