475534431 has 24 divisors (see below), whose sum is σ = 711622080. Its totient is φ = 305637696.

The previous prime is 475534427. The next prime is 475534447. The reversal of 475534431 is 134435574.

It is not a de Polignac number, because 475534431 - 2² = 475534427 is a prime.

It is a super-2 number, since 2×475534431² = 452265990132987522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475534481) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 345661 + ... + 347033.

It is an arithmetic number, because the mean of its divisors is an integer number (29650920).

Almost surely, 2^475534431 is an apocalyptic number.

475534431 is a deficient number, since it is larger than the sum of its proper divisors (236087649).

475534431 is a wasteful number, since it uses less digits than its factorization.

475534431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2735 (or 2732 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 475534431 is about 21806.7519589690. The cubic root of 475534431 is about 780.5378883555.

It can be divided in two parts, 47553 and 4431, that added together give a square (51984 = 228²).

The spelling of 475534431 in words is "four hundred seventy-five million, five hundred thirty-four thousand, four hundred thirty-one".