25332523 has 4 divisors (see below), whose sum is σ = 25354240. Its totient is φ = 25310808.

The previous prime is 25332511. The next prime is 25332539. The reversal of 25332523 is 32523352.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25332523 - 2⁹ = 25332011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25332323) 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 3 ways as a sum of consecutive naturals, for example, 9003 + ... + 11476.

It is an arithmetic number, because the mean of its divisors is an integer number (6338560).

Almost surely, 2^25332523 is an apocalyptic number.

25332523 is a deficient number, since it is larger than the sum of its proper divisors (21717).

25332523 is a wasteful number, since it uses less digits than its factorization.

25332523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21716.

The product of its digits is 5400, while the sum is 25.

The square root of 25332523 is about 5033.1424577494. The cubic root of 25332523 is about 293.6924723320.

Adding to 25332523 its reverse (32523352), we get a palindrome (57855875).

The spelling of 25332523 in words is "twenty-five million, three hundred thirty-two thousand, five hundred twenty-three".