25161296 has 20 divisors (see below), whose sum is σ = 48907584. Its totient is φ = 12540000.

The previous prime is 25161251. The next prime is 25161307. The reversal of 25161296 is 69216152.

It is a happy number.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2921 + ... + 7671.

Almost surely, 2^25161296 is an apocalyptic number.

It is an amenable number.

25161296 is a deficient number, since it is larger than the sum of its proper divisors (23746288).

25161296 is a wasteful number, since it uses less digits than its factorization.

25161296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5090 (or 5084 counting only the distinct ones).

The product of its digits is 6480, while the sum is 32.

The square root of 25161296 is about 5016.1036671903. The cubic root of 25161296 is about 293.0292694030.

The spelling of 25161296 in words is "twenty-five million, one hundred sixty-one thousand, two hundred ninety-six".