522013201 has 4 divisors (see below), whose sum is σ = 549487600. Its totient is φ = 494538804.

The previous prime is 522013181. The next prime is 522013207. The reversal of 522013201 is 102310225.

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 a de Polignac number, because none of the positive numbers 2^k-522013201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (522013207) 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, 13737171 + ... + 13737208.

It is an arithmetic number, because the mean of its divisors is an integer number (137371900).

Almost surely, 2^522013201 is an apocalyptic number.

It is an amenable number.

522013201 is a deficient number, since it is larger than the sum of its proper divisors (27474399).

522013201 is a wasteful number, since it uses less digits than its factorization.

522013201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27474398.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 522013201 is about 22847.6082118020. The cubic root of 522013201 is about 805.1815754908.

Adding to 522013201 its reverse (102310225), we get a palindrome (624323426).

The spelling of 522013201 in words is "five hundred twenty-two million, thirteen thousand, two hundred one".