423556012 has 24 divisors (see below), whose sum is σ = 814790592. Its totient is φ = 191053200.

The previous prime is 423555997. The next prime is 423556027. The reversal of 423556012 is 210655324.

It is an interprime number because it is at equal distance from previous prime (423555997) and next prime (423556027).

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, 30978 + ... + 42505.

It is an arithmetic number, because the mean of its divisors is an integer number (33949608).

Almost surely, 2^423556012 is an apocalyptic number.

It is an amenable number.

423556012 is a deficient number, since it is larger than the sum of its proper divisors (391234580).

423556012 is a wasteful number, since it uses less digits than its factorization.

423556012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73629 (or 73627 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 423556012 is about 20580.4764765056. The cubic root of 423556012 is about 750.9948350800.

The spelling of 423556012 in words is "four hundred twenty-three million, five hundred fifty-six thousand, twelve".