516425522 has 6 divisors (see below), whose sum is σ = 774686493. Its totient is φ = 258196692.

The previous prime is 516425521. The next prime is 516425527. The reversal of 516425522 is 225524615.

It can be written as a sum of positive squares in 2 ways, for example, as 483604081 + 32821441 = 21991^2 + 5729^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=16069.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (516425521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 24104 + ... + 40172.

Almost surely, 2^516425522 is an apocalyptic number.

516425522 is a deficient number, since it is larger than the sum of its proper divisors (258260971).

516425522 is an frugal number, since it uses more digits than its factorization.

516425522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32140 (or 16071 counting only the distinct ones).

The product of its digits is 24000, while the sum is 32.

The square root of 516425522 is about 22724.9977337733. The cubic root of 516425522 is about 802.2983500355.

Multiplying 516425522 by its sum of digits (32), we get a square (16525616704 = 128552²).

The spelling of 516425522 in words is "five hundred sixteen million, four hundred twenty-five thousand, five hundred twenty-two".