25604322 has 16 divisors (see below), whose sum is σ = 51424032. Its totient is φ = 8498880.

The previous prime is 25604297. The next prime is 25604389. The reversal of 25604322 is 22340652.

It is a junction number, because it is equal to n+sod(n) for n = 25604292 and 25604301.

It is an unprimeable number.

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, 7408 + ... + 10299.

It is an arithmetic number, because the mean of its divisors is an integer number (3214002).

Almost surely, 2^25604322 is an apocalyptic number.

25604322 is an abundant number, since it is smaller than the sum of its proper divisors (25819710).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25604322 is a wasteful number, since it uses less digits than its factorization.

25604322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17953.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 25604322 is about 5060.0713433706. The cubic root of 25604322 is about 294.7391047747.

Adding to 25604322 its reverse (22340652), we get a palindrome (47944974).

The spelling of 25604322 in words is "twenty-five million, six hundred four thousand, three hundred twenty-two".