475407957 has 16 divisors (see below), whose sum is σ = 649425920. Its totient is φ = 309182832.

The previous prime is 475407943. The next prime is 475407967. The reversal of 475407957 is 759704574.

It is a happy number.

It is not a de Polignac number, because 475407957 - 2¹⁵ = 475375189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475407917) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132258 + ... + 135804.

It is an arithmetic number, because the mean of its divisors is an integer number (40589120).

Almost surely, 2^475407957 is an apocalyptic number.

It is an amenable number.

475407957 is a deficient number, since it is larger than the sum of its proper divisors (174017963).

475407957 is a wasteful number, since it uses less digits than its factorization.

475407957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4632.

The product of its (nonzero) digits is 1234800, while the sum is 48.

The square root of 475407957 is about 21803.8518844722. The cubic root of 475407957 is about 780.4686844623.

The spelling of 475407957 in words is "four hundred seventy-five million, four hundred seven thousand, nine hundred fifty-seven".