422564425 has 12 divisors (see below), whose sum is σ = 526469776. Its totient is φ = 336445200.

The previous prime is 422564413. The next prime is 422564449. The reversal of 422564425 is 524465224.

It is not a de Polignac number, because 422564425 - 2¹⁵ = 422531657 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34779 + ... + 45328.

Almost surely, 2^422564425 is an apocalyptic number.

It is an amenable number.

422564425 is a deficient number, since it is larger than the sum of its proper divisors (103905351).

422564425 is a wasteful number, since it uses less digits than its factorization.

422564425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80328 (or 80323 counting only the distinct ones).

The product of its digits is 76800, while the sum is 34.

The square root of 422564425 is about 20556.3718831899. The cubic root of 422564425 is about 750.4083258012.

The spelling of 422564425 in words is "four hundred twenty-two million, five hundred sixty-four thousand, four hundred twenty-five".