423522860 has 12 divisors (see below), whose sum is σ = 889398048. Its totient is φ = 169409136.

The previous prime is 423522833. The next prime is 423522877. The reversal of 423522860 is 68225324.

It is a super-2 number, since 2×423522860² = 358743225885159200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10588052 + ... + 10588091.

It is an arithmetic number, because the mean of its divisors is an integer number (74116504).

Almost surely, 2^423522860 is an apocalyptic number.

It is an amenable number.

423522860 is an abundant number, since it is smaller than the sum of its proper divisors (465875188).

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

423522860 is a wasteful number, since it uses less digits than its factorization.

423522860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21176152 (or 21176150 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 423522860 is about 20579.6710372153. The cubic root of 423522860 is about 750.9752409534.

The spelling of 423522860 in words is "four hundred twenty-three million, five hundred twenty-two thousand, eight hundred sixty".