476522561 has 4 divisors (see below), whose sum is σ = 476773572. Its totient is φ = 476271552.

The previous prime is 476522503. The next prime is 476522569. The reversal of 476522561 is 165225674.

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

It can be written as a sum of positive squares in 2 ways, for example, as 330112561 + 146410000 = 18169^2 + 12100^2 .

It is a cyclic number.

It is not a de Polignac number, because 476522561 - 2²² = 472328257 is a prime.

It is a super-2 number, since 2×476522561² = 454147502283997442, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (476522569) 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, 122636 + ... + 126461.

It is an arithmetic number, because the mean of its divisors is an integer number (119193393).

Almost surely, 2^476522561 is an apocalyptic number.

It is an amenable number.

476522561 is a deficient number, since it is larger than the sum of its proper divisors (251011).

476522561 is a wasteful number, since it uses less digits than its factorization.

476522561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251010.

The product of its digits is 100800, while the sum is 38.

The square root of 476522561 is about 21829.3967163548. The cubic root of 476522561 is about 781.0781501822.

The spelling of 476522561 in words is "four hundred seventy-six million, five hundred twenty-two thousand, five hundred sixty-one".