22602398 has 48 divisors (see below), whose sum is σ = 43164576. Its totient is φ = 8686080.

The previous prime is 22602389. The next prime is 22602407. The reversal of 22602398 is 89320622.

It is an interprime number because it is at equal distance from previous prime (22602389) and next prime (22602407).

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 96890 + ... + 97122.

It is an arithmetic number, because the mean of its divisors is an integer number (899262).

Almost surely, 2^22602398 is an apocalyptic number.

22602398 is a deficient number, since it is larger than the sum of its proper divisors (20562178).

22602398 is a wasteful number, since it uses less digits than its factorization.

22602398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309 (or 296 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 22602398 is about 4754.1979344575. The cubic root of 22602398 is about 282.7384282048.

The spelling of 22602398 in words is "twenty-two million, six hundred two thousand, three hundred ninety-eight".