23412516 has 12 divisors (see below), whose sum is σ = 54629232. Its totient is φ = 7804168.

The previous prime is 23412509. The next prime is 23412569. The reversal of 23412516 is 61521432.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 975510 + ... + 975533.

It is an arithmetic number, because the mean of its divisors is an integer number (4552436).

Almost surely, 2^23412516 is an apocalyptic number.

It is an amenable number.

23412516 is an abundant number, since it is smaller than the sum of its proper divisors (31216716).

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

23412516 is a wasteful number, since it uses less digits than its factorization.

23412516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1951050 (or 1951048 counting only the distinct ones).

The product of its digits is 1440, while the sum is 24.

The square root of 23412516 is about 4838.6481583186. The cubic root of 23412516 is about 286.0768372290.

Adding to 23412516 its reverse (61521432), we get a palindrome (84933948).

The spelling of 23412516 in words is "twenty-three million, four hundred twelve thousand, five hundred sixteen".