23525400 has 48 divisors (see below), whose sum is σ = 72930600. Its totient is φ = 6273280.

The previous prime is 23525387. The next prime is 23525413. The reversal of 23525400 is 452532.

It is an interprime number because it is at equal distance from previous prime (23525387) and next prime (23525413).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19005 + ... + 20204.

Almost surely, 2^23525400 is an apocalyptic number.

23525400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23525400 is an abundant number, since it is smaller than the sum of its proper divisors (49405200).

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

23525400 is a wasteful number, since it uses less digits than its factorization.

23525400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39228 (or 39219 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 23525400 is about 4850.2989598580. The cubic root of 23525400 is about 286.5358756764.

Adding to 23525400 its reverse (452532), we get a palindrome (23977932).

The spelling of 23525400 in words is "twenty-three million, five hundred twenty-five thousand, four hundred".