422868152 has 16 divisors (see below), whose sum is σ = 906146160. Its totient is φ = 181229184.

The previous prime is 422868139. The next prime is 422868157. The reversal of 422868152 is 251868224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422868157) 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, 3775553 + ... + 3775664.

It is an arithmetic number, because the mean of its divisors is an integer number (56634135).

Almost surely, 2^422868152 is an apocalyptic number.

It is an amenable number.

422868152 is an abundant number, since it is smaller than the sum of its proper divisors (483278008).

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

422868152 is a wasteful number, since it uses less digits than its factorization.

422868152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7551230 (or 7551226 counting only the distinct ones).

The product of its digits is 61440, while the sum is 38.

The square root of 422868152 is about 20563.7582168241. The cubic root of 422868152 is about 750.5880732911.

The spelling of 422868152 in words is "four hundred twenty-two million, eight hundred sixty-eight thousand, one hundred fifty-two".