422563272 has 16 divisors (see below), whose sum is σ = 1056408240. Its totient is φ = 140854416.

The previous prime is 422563241. The next prime is 422563277. The reversal of 422563272 is 272365224.

It is not an unprimeable number, because it can be changed into a prime (422563277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8803378 + ... + 8803425.

It is an arithmetic number, because the mean of its divisors is an integer number (66025515).

Almost surely, 2^422563272 is an apocalyptic number.

It is an amenable number.

422563272 is an abundant number, since it is smaller than the sum of its proper divisors (633844968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422563272 is a wasteful number, since it uses less digits than its factorization.

422563272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17606812 (or 17606808 counting only the distinct ones).

The product of its digits is 40320, while the sum is 33.

The square root of 422563272 is about 20556.3438383386. The cubic root of 422563272 is about 750.4076432847.

The spelling of 422563272 in words is "four hundred twenty-two million, five hundred sixty-three thousand, two hundred seventy-two".