423512256 has 28 divisors (see below), whose sum is σ = 1120543352. Its totient is φ = 141170688.

The previous prime is 423512239. The next prime is 423512303. The reversal of 423512256 is 652215324.

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, 1102705 + ... + 1103088.

Almost surely, 2^423512256 is an apocalyptic number.

It is an amenable number.

423512256 is an abundant number, since it is smaller than the sum of its proper divisors (697031096).

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

423512256 is a wasteful number, since it uses less digits than its factorization.

423512256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2205808 (or 2205798 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 423512256 is about 20579.4134027187. The cubic root of 423512256 is about 750.9689733595.

The spelling of 423512256 in words is "four hundred twenty-three million, five hundred twelve thousand, two hundred fifty-six".