25316937 has 6 divisors (see below), whose sum is σ = 36568922. Its totient is φ = 16877952.

The previous prime is 25316899. The next prime is 25316939. The reversal of 25316937 is 73961352.

It can be written as a sum of positive squares in only one way, i.e., 14584761 + 10732176 = 3819^2 + 3276^2 .

It is not a de Polignac number, because 25316937 - 2¹¹ = 25314889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25316939) 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, 1406488 + ... + 1406505.

Almost surely, 2^25316937 is an apocalyptic number.

It is an amenable number.

25316937 is a deficient number, since it is larger than the sum of its proper divisors (11251985).

25316937 is a wasteful number, since it uses less digits than its factorization.

25316937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2812999 (or 2812996 counting only the distinct ones).

The product of its digits is 34020, while the sum is 36.

The square root of 25316937 is about 5031.5938826579. The cubic root of 25316937 is about 293.6322279053.

The spelling of 25316937 in words is "twenty-five million, three hundred sixteen thousand, nine hundred thirty-seven".