25173130 has 16 divisors (see below), whose sum is σ = 45389664. Its totient is φ = 10051920.

The previous prime is 25173089. The next prime is 25173143. The reversal of 25173130 is 3137152.

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, 5089 + ... + 8731.

It is an arithmetic number, because the mean of its divisors is an integer number (2836854).

Almost surely, 2^25173130 is an apocalyptic number.

25173130 is a deficient number, since it is larger than the sum of its proper divisors (20216534).

25173130 is a wasteful number, since it uses less digits than its factorization.

25173130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4341.

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 25173130 is about 5017.2831293440. The cubic root of 25173130 is about 293.0752019186.

The spelling of 25173130 in words is "twenty-five million, one hundred seventy-three thousand, one hundred thirty".