470831117 has 4 divisors (see below), whose sum is σ = 471546240. Its totient is φ = 470115996.

The previous prime is 470831089. The next prime is 470831143. The reversal of 470831117 is 711138074.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 470831117 - 2¹⁰ = 470830093 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 (470831197) 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, 356573 + ... + 357890.

It is an arithmetic number, because the mean of its divisors is an integer number (117886560).

Almost surely, 2^470831117 is an apocalyptic number.

It is an amenable number.

470831117 is a deficient number, since it is larger than the sum of its proper divisors (715123).

470831117 is an equidigital number, since it uses as much as digits as its factorization.

470831117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715122.

The product of its (nonzero) digits is 4704, while the sum is 32.

The square root of 470831117 is about 21698.6432064311. The cubic root of 470831117 is about 777.9560319277.

The spelling of 470831117 in words is "four hundred seventy million, eight hundred thirty-one thousand, one hundred seventeen".