423165912 has 64 divisors (see below), whose sum is σ = 1178604000. Its totient is φ = 125712384.

The previous prime is 423165907. The next prime is 423165913. The reversal of 423165912 is 219561324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423165913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14337 + ... + 32432.

Almost surely, 2^423165912 is an apocalyptic number.

It is an amenable number.

423165912 is an abundant number, since it is smaller than the sum of its proper divisors (755438088).

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

423165912 is a wasteful number, since it uses less digits than its factorization.

423165912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46820 (or 46816 counting only the distinct ones).

The product of its digits is 12960, while the sum is 33.

The square root of 423165912 is about 20570.9968645178. The cubic root of 423165912 is about 750.7642059434.

The spelling of 423165912 in words is "four hundred twenty-three million, one hundred sixty-five thousand, nine hundred twelve".