25323161 has 8 divisors (see below), whose sum is σ = 26507520. Its totient is φ = 24145792.

The previous prime is 25323131. The next prime is 25323163. The reversal of 25323161 is 16132352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 25323161 - 2⁶ = 25323097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25323163) 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 7 ways as a sum of consecutive naturals, for example, 6560 + ... + 9678.

It is an arithmetic number, because the mean of its divisors is an integer number (3313440).

Almost surely, 2^25323161 is an apocalyptic number.

It is an amenable number.

25323161 is a deficient number, since it is larger than the sum of its proper divisors (1184359).

25323161 is a wasteful number, since it uses less digits than its factorization.

25323161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3495.

The product of its digits is 1080, while the sum is 23.

The square root of 25323161 is about 5032.2123365375. The cubic root of 25323161 is about 293.6562884416.

The spelling of 25323161 in words is "twenty-five million, three hundred twenty-three thousand, one hundred sixty-one".