25222365 has 24 divisors (see below), whose sum is σ = 49964928. Its totient is φ = 11530080.

The previous prime is 25222363. The next prime is 25222397. The reversal of 25222365 is 56322252.

It is not a de Polignac number, because 25222365 - 2¹ = 25222363 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25222363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39721 + ... + 40350.

It is an arithmetic number, because the mean of its divisors is an integer number (2081872).

Almost surely, 2^25222365 is an apocalyptic number.

It is an amenable number.

25222365 is a deficient number, since it is larger than the sum of its proper divisors (24742563).

25222365 is a wasteful number, since it uses less digits than its factorization.

25222365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80089 (or 80086 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 25222365 is about 5022.1872724939. The cubic root of 25222365 is about 293.2661483815.

The spelling of 25222365 in words is "twenty-five million, two hundred twenty-two thousand, three hundred sixty-five".