422566252 has 24 divisors (see below), whose sum is σ = 746332160. Its totient is φ = 209336400.

The previous prime is 422566231. The next prime is 422566273. The reversal of 422566252 is 252665224.

It is an interprime number because it is at equal distance from previous prime (422566231) and next prime (422566273).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329749 + ... + 331027.

Almost surely, 2^422566252 is an apocalyptic number.

It is an amenable number.

422566252 is a deficient number, since it is larger than the sum of its proper divisors (323765908).

422566252 is a wasteful number, since it uses less digits than its factorization.

422566252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1981 (or 1979 counting only the distinct ones).

The product of its digits is 57600, while the sum is 34.

The square root of 422566252 is about 20556.4163219176. The cubic root of 422566252 is about 750.4094072884.

The spelling of 422566252 in words is "four hundred twenty-two million, five hundred sixty-six thousand, two hundred fifty-two".