423236256 has 48 divisors (see below), whose sum is σ = 1124401824. Its totient is φ = 139376384.

The previous prime is 423236221. The next prime is 423236287. The reversal of 423236256 is 652632324.

It is a tau number, because it is divible by the number of its divisors (48).

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18591 + ... + 34526.

It is an arithmetic number, because the mean of its divisors is an integer number (23425038).

Almost surely, 2^423236256 is an apocalyptic number.

It is an amenable number.

423236256 is an abundant number, since it is smaller than the sum of its proper divisors (701165568).

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

423236256 is a wasteful number, since it uses less digits than its factorization.

423236256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53213 (or 53205 counting only the distinct ones).

The product of its digits is 51840, while the sum is 33.

The square root of 423236256 is about 20572.7065793493. The cubic root of 423236256 is about 750.8058041517.

The spelling of 423236256 in words is "four hundred twenty-three million, two hundred thirty-six thousand, two hundred fifty-six".