522442413 has 16 divisors (see below), whose sum is σ = 774395200. Its totient is φ = 348112080.

The previous prime is 522442391. The next prime is 522442423. The reversal of 522442413 is 314244225.

522442413 is a `hidden beast` number, since 5 + 2 + 244 + 2 + 413 = 666.

It is not a de Polignac number, because 522442413 - 2⁸ = 522442157 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522442423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64743 + ... + 72363.

It is an arithmetic number, because the mean of its divisors is an integer number (48399700).

Almost surely, 2^522442413 is an apocalyptic number.

It is an amenable number.

522442413 is a deficient number, since it is larger than the sum of its proper divisors (251952787).

522442413 is a wasteful number, since it uses less digits than its factorization.

522442413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10169 (or 10163 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 522442413 is about 22856.9992124951. Note that the first 3 decimals coincide. The cubic root of 522442413 is about 805.4021950195.

Adding to 522442413 its reverse (314244225), we get a palindrome (836686638).

The spelling of 522442413 in words is "five hundred twenty-two million, four hundred forty-two thousand, four hundred thirteen".