470531117 has 16 divisors (see below), whose sum is σ = 569986560. Its totient is φ = 379185408.

The previous prime is 470531111. The next prime is 470531137. The reversal of 470531117 is 711135074.

It is not a de Polignac number, because 470531117 - 2⁴ = 470531101 is a prime.

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 470531117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (470531111) 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, 168668 + ... + 171434.

It is an arithmetic number, because the mean of its divisors is an integer number (35624160).

Almost surely, 2^470531117 is an apocalyptic number.

It is an amenable number.

470531117 is a deficient number, since it is larger than the sum of its proper divisors (99455443).

470531117 is a wasteful number, since it uses less digits than its factorization.

470531117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4220.

The product of its (nonzero) digits is 2940, while the sum is 29.

The square root of 470531117 is about 21691.7292302850. The cubic root of 470531117 is about 777.7907664445.

The spelling of 470531117 in words is "four hundred seventy million, five hundred thirty-one thousand, one hundred seventeen".