22945396 has 12 divisors (see below), whose sum is σ = 40912452. Its totient is φ = 11256128.

The previous prime is 22945339. The next prime is 22945397. The reversal of 22945396 is 69354922.

It can be written as a sum of positive squares in 2 ways, for example, as 16695396 + 6250000 = 4086^2 + 2500^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22945397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53905 + ... + 54328.

It is an arithmetic number, because the mean of its divisors is an integer number (3409371).

Almost surely, 2^22945396 is an apocalyptic number.

It is an amenable number.

22945396 is a deficient number, since it is larger than the sum of its proper divisors (17967056).

22945396 is a wasteful number, since it uses less digits than its factorization.

22945396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108290 (or 108288 counting only the distinct ones).

The product of its digits is 116640, while the sum is 40.

The square root of 22945396 is about 4790.1352799269. The cubic root of 22945396 is about 284.1614667347.

The spelling of 22945396 in words is "twenty-two million, nine hundred forty-five thousand, three hundred ninety-six".