23525516 has 12 divisors (see below), whose sum is σ = 47051088. Its totient is φ = 10082352.

The previous prime is 23525479. The next prime is 23525519. The reversal of 23525516 is 61552532.

It is a happy number.

23525516 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (23525519) by changing a digit.

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, 420071 + ... + 420126.

It is an arithmetic number, because the mean of its divisors is an integer number (3920924).

Almost surely, 2^23525516 is an apocalyptic number.

It is an amenable number.

23525516 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

23525516 is a wasteful number, since it uses less digits than its factorization.

23525516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840208 (or 840206 counting only the distinct ones).

The product of its digits is 9000, while the sum is 29.

The square root of 23525516 is about 4850.3109178691. The cubic root of 23525516 is about 286.5363466299.

The spelling of 23525516 in words is "twenty-three million, five hundred twenty-five thousand, five hundred sixteen".