23245516 has 24 divisors (see below), whose sum is σ = 47188736. Its totient is φ = 9812880.

The previous prime is 23245487. The next prime is 23245517. The reversal of 23245516 is 61554232.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (23245517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4320 + ... + 8071.

Almost surely, 2^23245516 is an apocalyptic number.

It is an amenable number.

23245516 is an abundant number, since it is smaller than the sum of its proper divisors (23943220).

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

23245516 is a wasteful number, since it uses less digits than its factorization.

23245516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12469 (or 12467 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 23245516 is about 4821.3603889359. The cubic root of 23245516 is about 285.3950241947.

Adding to 23245516 its reverse (61554232), we get a palindrome (84799748).

The spelling of 23245516 in words is "twenty-three million, two hundred forty-five thousand, five hundred sixteen".