522432425 has 6 divisors (see below), whose sum is σ = 647816238. Its totient is φ = 417945920.

The previous prime is 522432359. The next prime is 522432431. The reversal of 522432425 is 524234225.

It can be written as a sum of positive squares in 3 ways, for example, as 12033961 + 510398464 = 3469^2 + 22592^2 .

It is not a de Polignac number, because 522432425 - 2¹² = 522428329 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10448624 + ... + 10448673.

It is an arithmetic number, because the mean of its divisors is an integer number (107969373).

Almost surely, 2^522432425 is an apocalyptic number.

It is an amenable number.

522432425 is a deficient number, since it is larger than the sum of its proper divisors (125383813).

522432425 is a wasteful number, since it uses less digits than its factorization.

522432425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20897307 (or 20897302 counting only the distinct ones).

The product of its digits is 19200, while the sum is 29.

The square root of 522432425 is about 22856.7807225777. The cubic root of 522432425 is about 805.3970624548.

The spelling of 522432425 in words is "five hundred twenty-two million, four hundred thirty-two thousand, four hundred twenty-five".