475360521 has 4 divisors (see below), whose sum is σ = 633814032. Its totient is φ = 316907012.

The previous prime is 475360513. The next prime is 475360583. The reversal of 475360521 is 125063574.

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 475360521 - 2³ = 475360513 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (475360621) 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, 79226751 + ... + 79226756.

It is an arithmetic number, because the mean of its divisors is an integer number (158453508).

Almost surely, 2^475360521 is an apocalyptic number.

It is an amenable number.

475360521 is a deficient number, since it is larger than the sum of its proper divisors (158453511).

475360521 is a wasteful number, since it uses less digits than its factorization.

475360521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158453510.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 475360521 is about 21802.7640678883. The cubic root of 475360521 is about 780.4427253232.

The spelling of 475360521 in words is "four hundred seventy-five million, three hundred sixty thousand, five hundred twenty-one".