23813516 has 12 divisors (see below), whose sum is σ = 42002688. Its totient is φ = 11812752.

The previous prime is 23813453. The next prime is 23813519. The reversal of 23813516 is 61531832.

It is not an unprimeable number, because it can be changed into a prime (23813519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22931 + ... + 23946.

It is an arithmetic number, because the mean of its divisors is an integer number (3500224).

Almost surely, 2^23813516 is an apocalyptic number.

It is an amenable number.

23813516 is a deficient number, since it is larger than the sum of its proper divisors (18189172).

23813516 is a wasteful number, since it uses less digits than its factorization.

23813516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47008 (or 47006 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 23813516 is about 4879.9094253890. The cubic root of 23813516 is about 287.7008693286.

The spelling of 23813516 in words is "twenty-three million, eight hundred thirteen thousand, five hundred sixteen".