25322163 has 16 divisors (see below), whose sum is σ = 35855136. Its totient is φ = 15841280.

The previous prime is 25322161. The next prime is 25322177. The reversal of 25322163 is 36122352.

It is not a de Polignac number, because 25322163 - 2¹ = 25322161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25322161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26095 + ... + 27047.

It is an arithmetic number, because the mean of its divisors is an integer number (2240946).

Almost surely, 2^25322163 is an apocalyptic number.

25322163 is a deficient number, since it is larger than the sum of its proper divisors (10532973).

25322163 is a wasteful number, since it uses less digits than its factorization.

25322163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1494.

The product of its digits is 2160, while the sum is 24.

The square root of 25322163 is about 5032.1131744030. The cubic root of 25322163 is about 293.6524306711.

The spelling of 25322163 in words is "twenty-five million, three hundred twenty-two thousand, one hundred sixty-three".