22525316 has 12 divisors (see below), whose sum is σ = 43002960. Its totient is φ = 10238760.

The previous prime is 22525301. The next prime is 22525331. The reversal of 22525316 is 61352522.

It is an interprime number because it is at equal distance from previous prime (22525301) and next prime (22525331).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255926 + ... + 256013.

It is an arithmetic number, because the mean of its divisors is an integer number (3583580).

Almost surely, 2^22525316 is an apocalyptic number.

It is an amenable number.

22525316 is a deficient number, since it is larger than the sum of its proper divisors (20477644).

22525316 is a wasteful number, since it uses less digits than its factorization.

22525316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511954 (or 511952 counting only the distinct ones).

The product of its digits is 3600, while the sum is 26.

The square root of 22525316 is about 4746.0842807519. The cubic root of 22525316 is about 282.4166501698.

Adding to 22525316 its reverse (61352522), we get a palindrome (83877838).

The spelling of 22525316 in words is "twenty-two million, five hundred twenty-five thousand, three hundred sixteen".