25532937 has 6 divisors (see below), whose sum is σ = 36880922. Its totient is φ = 17021952.

The previous prime is 25532911. The next prime is 25532939. The reversal of 25532937 is 73923552.

It can be written as a sum of positive squares in only one way, i.e., 20169081 + 5363856 = 4491^2 + 2316^2 .

It is not a de Polignac number, because 25532937 - 2⁸ = 25532681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25532939) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1418488 + ... + 1418505.

Almost surely, 2^25532937 is an apocalyptic number.

It is an amenable number.

25532937 is a deficient number, since it is larger than the sum of its proper divisors (11347985).

25532937 is a wasteful number, since it uses less digits than its factorization.

25532937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2836999 (or 2836996 counting only the distinct ones).

The product of its digits is 56700, while the sum is 36.

The square root of 25532937 is about 5053.0126657272. The cubic root of 25532937 is about 294.4649383729.

The spelling of 25532937 in words is "twenty-five million, five hundred thirty-two thousand, nine hundred thirty-seven".