25623132 has 24 divisors (see below), whose sum is σ = 60406416. Its totient is φ = 8452608.

The previous prime is 25623109. The next prime is 25623149. The reversal of 25623132 is 23132652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9843 + ... + 12170.

It is an arithmetic number, because the mean of its divisors is an integer number (2516934).

Almost surely, 2^25623132 is an apocalyptic number.

It is an amenable number.

25623132 is an abundant number, since it is smaller than the sum of its proper divisors (34783284).

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

25623132 is a wasteful number, since it uses less digits than its factorization.

25623132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22117 (or 22115 counting only the distinct ones).

The product of its digits is 2160, while the sum is 24.

The square root of 25623132 is about 5061.9296715778. The cubic root of 25623132 is about 294.8112629763.

Adding to 25623132 its reverse (23132652), we get a palindrome (48755784).

The spelling of 25623132 in words is "twenty-five million, six hundred twenty-three thousand, one hundred thirty-two".