22453412 has 12 divisors (see below), whose sum is σ = 39511836. Its totient is φ = 11164320.

The previous prime is 22453399. The next prime is 22453423. The reversal of 22453412 is 21435422.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 118336 + 22335076 = 344^2 + 4726^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14783 + ... + 16230.

It is an arithmetic number, because the mean of its divisors is an integer number (3292653).

Almost surely, 2^22453412 is an apocalyptic number.

It is an amenable number.

22453412 is a deficient number, since it is larger than the sum of its proper divisors (17058424).

22453412 is a wasteful number, since it uses less digits than its factorization.

22453412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31198 (or 31196 counting only the distinct ones).

The product of its digits is 1920, while the sum is 23.

The square root of 22453412 is about 4738.5031391780. The cubic root of 22453412 is about 282.1158251972.

Adding to 22453412 its reverse (21435422), we get a palindrome (43888834).

The spelling of 22453412 in words is "twenty-two million, four hundred fifty-three thousand, four hundred twelve".