476772131 has 4 divisors (see below), whose sum is σ = 520115064. Its totient is φ = 433429200.

The previous prime is 476772113. The next prime is 476772133. The reversal of 476772131 is 131277674.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 476772131 - 2²² = 472577827 is a prime.

It is a super-2 number, since 2×476772131² = 454623329796562322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (476772133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21671450 + ... + 21671471.

It is an arithmetic number, because the mean of its divisors is an integer number (130028766).

Almost surely, 2^476772131 is an apocalyptic number.

476772131 is a deficient number, since it is larger than the sum of its proper divisors (43342933).

476772131 is a wasteful number, since it uses less digits than its factorization.

476772131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43342932.

The product of its digits is 49392, while the sum is 38.

The square root of 476772131 is about 21835.1123422803. The cubic root of 476772131 is about 781.2144848623.

The spelling of 476772131 in words is "four hundred seventy-six million, seven hundred seventy-two thousand, one hundred thirty-one".