422323404 has 24 divisors (see below), whose sum is σ = 1019402160. Its totient is φ = 135920064.

The previous prime is 422323399. The next prime is 422323453. The reversal of 422323404 is 404323224.

It is a super-2 number, since 2×422323404² = 356714115132294432, which contains 22 as substring.

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, 606439 + ... + 607134.

It is an arithmetic number, because the mean of its divisors is an integer number (42475090).

Almost surely, 2^422323404 is an apocalyptic number.

It is an amenable number.

422323404 is an abundant number, since it is smaller than the sum of its proper divisors (597078756).

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

422323404 is a wasteful number, since it uses less digits than its factorization.

422323404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1213609 (or 1213607 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 422323404 is about 20550.5086068447. The cubic root of 422323404 is about 750.2656268010.

Adding to 422323404 its reverse (404323224), we get a palindrome (826646628).

The spelling of 422323404 in words is "four hundred twenty-two million, three hundred twenty-three thousand, four hundred four".