476231709 has 4 divisors (see below), whose sum is σ = 634975616. Its totient is φ = 317487804.

The previous prime is 476231677. The next prime is 476231737. The reversal of 476231709 is 907132674.

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 not a de Polignac number, because 476231709 - 2⁵ = 476231677 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 (476231759) 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, 79371949 + ... + 79371954.

It is an arithmetic number, because the mean of its divisors is an integer number (158743904).

Almost surely, 2^476231709 is an apocalyptic number.

It is an amenable number.

476231709 is a deficient number, since it is larger than the sum of its proper divisors (158743907).

476231709 is a wasteful number, since it uses less digits than its factorization.

476231709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158743906.

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 476231709 is about 21822.7337655024. The cubic root of 476231709 is about 780.9192039630.

The spelling of 476231709 in words is "four hundred seventy-six million, two hundred thirty-one thousand, seven hundred nine".