25322612 has 18 divisors (see below), whose sum is σ = 51550002. Its totient is φ = 10852464.

The previous prime is 25322599. The next prime is 25322641. The reversal of 25322612 is 21622352.

It can be written as a sum of positive squares in only one way, i.e., 23872996 + 1449616 = 4886^2 + 1204^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 64403 + ... + 64794.

It is an arithmetic number, because the mean of its divisors is an integer number (2863889).

Almost surely, 2^25322612 is an apocalyptic number.

It is an amenable number.

25322612 is an abundant number, since it is smaller than the sum of its proper divisors (26227390).

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

25322612 is a wasteful number, since it uses less digits than its factorization.

25322612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129215 (or 129206 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 25322612 is about 5032.1577876692. The cubic root of 25322612 is about 293.6541662938.

Adding to 25322612 its reverse (21622352), we get a palindrome (46944964).

The spelling of 25322612 in words is "twenty-five million, three hundred twenty-two thousand, six hundred twelve".