22325146 has 16 divisors (see below), whose sum is σ = 35140608. Its totient is φ = 10623600.

The previous prime is 22325123. The next prime is 22325153. The reversal of 22325146 is 64152322.

It is a super-3 number, since 3×22325146³ (a number of 23 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22325146.

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 7 ways as a sum of consecutive naturals, for example, 831 + ... + 6733.

It is an arithmetic number, because the mean of its divisors is an integer number (2196288).

Almost surely, 2^22325146 is an apocalyptic number.

22325146 is a deficient number, since it is larger than the sum of its proper divisors (12815462).

22325146 is a wasteful number, since it uses less digits than its factorization.

22325146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5997.

The product of its digits is 2880, while the sum is 25.

The square root of 22325146 is about 4724.9493118974. The cubic root of 22325146 is about 281.5775997619.

Adding to 22325146 its reverse (64152322), we get a palindrome (86477468).

The spelling of 22325146 in words is "twenty-two million, three hundred twenty-five thousand, one hundred forty-six".