25222875 has 16 divisors (see below), whose sum is σ = 41971488. Its totient is φ = 13452000.

The previous prime is 25222807. The next prime is 25222877. The reversal of 25222875 is 57822252.

It is not a de Polignac number, because 25222875 - 2⁹ = 25222363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25222877) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33256 + ... + 34005.

It is an arithmetic number, because the mean of its divisors is an integer number (2623218).

Almost surely, 2^25222875 is an apocalyptic number.

25222875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

25222875 is a deficient number, since it is larger than the sum of its proper divisors (16748613).

25222875 is an equidigital number, since it uses as much as digits as its factorization.

25222875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67279 (or 67269 counting only the distinct ones).

The product of its digits is 22400, while the sum is 33.

The square root of 25222875 is about 5022.2380469269. The cubic root of 25222875 is about 293.2681249967.

The spelling of 25222875 in words is "twenty-five million, two hundred twenty-two thousand, eight hundred seventy-five".