23255616 has 28 divisors (see below), whose sum is σ = 61530992. Its totient is φ = 7751808.

The previous prime is 23255597. The next prime is 23255621. The reversal of 23255616 is 61655232.

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, 60370 + ... + 60753.

Almost surely, 2^23255616 is an apocalyptic number.

It is an amenable number.

23255616 is an abundant number, since it is smaller than the sum of its proper divisors (38275376).

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

23255616 is a wasteful number, since it uses less digits than its factorization.

23255616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121138 (or 121128 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 23255616 is about 4822.4076974059. The cubic root of 23255616 is about 285.4363521992.

It can be divided in two parts, 23255 and 616, that added together give a triangular number (23871 = T₂₁₈).

The spelling of 23255616 in words is "twenty-three million, two hundred fifty-five thousand, six hundred sixteen".