422439472 has 40 divisors (see below), whose sum is σ = 1007359136. Its totient is φ = 167118336.

The previous prime is 422439467. The next prime is 422439481. The reversal of 422439472 is 274934224.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143613 + ... + 146524.

Almost surely, 2^422439472 is an apocalyptic number.

It is an amenable number.

422439472 is an abundant number, since it is smaller than the sum of its proper divisors (584919664).

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

422439472 is a wasteful number, since it uses less digits than its factorization.

422439472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290165 (or 290159 counting only the distinct ones).

The product of its digits is 96768, while the sum is 37.

The square root of 422439472 is about 20553.3323818791. The cubic root of 422439472 is about 750.3343528480.

It can be divided in two parts, 42243 and 9472, that added together give a palindrome (51715).

The spelling of 422439472 in words is "four hundred twenty-two million, four hundred thirty-nine thousand, four hundred seventy-two".