423624860 has 48 divisors (see below), whose sum is σ = 906111360. Its totient is φ = 166333440.

The previous prime is 423624857. The next prime is 423624907. The reversal of 423624860 is 68426324.

It is a self number, because there is not a number n which added to its sum of digits gives 423624860.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310580 + ... + 311940.

It is an arithmetic number, because the mean of its divisors is an integer number (18877320).

Almost surely, 2^423624860 is an apocalyptic number.

It is an amenable number.

423624860 is an abundant number, since it is smaller than the sum of its proper divisors (482486500).

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

423624860 is a wasteful number, since it uses less digits than its factorization.

423624860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1646 (or 1644 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

The square root of 423624860 is about 20582.1490617477. The cubic root of 423624860 is about 751.0355236704.

The spelling of 423624860 in words is "four hundred twenty-three million, six hundred twenty-four thousand, eight hundred sixty".