25381152 has 36 divisors (see below), whose sum is σ = 72178470. Its totient is φ = 8460288.

The previous prime is 25381129. The next prime is 25381171. The reversal of 25381152 is 25118352.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 23853456 + 1527696 = 4884^2 + 1236^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43777 + ... + 44352.

Almost surely, 2^25381152 is an apocalyptic number.

It is an amenable number.

25381152 is an abundant number, since it is smaller than the sum of its proper divisors (46797318).

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

25381152 is a wasteful number, since it uses less digits than its factorization.

25381152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88145 (or 88134 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 25381152 is about 5037.9710201628. The cubic root of 25381152 is about 293.8802788957.

The spelling of 25381152 in words is "twenty-five million, three hundred eighty-one thousand, one hundred fifty-two".