423613256 has 48 divisors (see below), whose sum is σ = 891717120. Its totient is φ = 188434400.

The previous prime is 423613249. The next prime is 423613283. The reversal of 423613256 is 652316324.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40841 + ... + 50151.

It is an arithmetic number, because the mean of its divisors is an integer number (18577440).

Almost surely, 2^423613256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423613256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (445858560).

423613256 is an abundant number, since it is smaller than the sum of its proper divisors (468103864).

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

423613256 is a wasteful number, since it uses less digits than its factorization.

423613256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9386 (or 9371 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 423613256 is about 20581.8671650557. The cubic root of 423613256 is about 751.0286661126.

The spelling of 423613256 in words is "four hundred twenty-three million, six hundred thirteen thousand, two hundred fifty-six".