22961308 has 6 divisors (see below), whose sum is σ = 40182296. Its totient is φ = 11480652.

The previous prime is 22961303. The next prime is 22961317. The reversal of 22961308 is 80316922.

It is a self number, because there is not a number n which added to its sum of digits gives 22961308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22961303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2870160 + ... + 2870167.

Almost surely, 2^22961308 is an apocalyptic number.

It is an amenable number.

22961308 is a deficient number, since it is larger than the sum of its proper divisors (17220988).

22961308 is a wasteful number, since it uses less digits than its factorization.

22961308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5740331 (or 5740329 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 22961308 is about 4791.7959055035. The cubic root of 22961308 is about 284.2271376063.

The spelling of 22961308 in words is "twenty-two million, nine hundred sixty-one thousand, three hundred eight".