22459738 has 12 divisors (see below), whose sum is σ = 39190122. Its totient is φ = 9625560.

The previous prime is 22459721. The next prime is 22459741. The reversal of 22459738 is 83795422.

It can be written as a sum of positive squares in only one way, i.e., 15421329 + 7038409 = 3927^2 + 2653^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22459738.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 114493 + ... + 114688.

Almost surely, 2^22459738 is an apocalyptic number.

22459738 is a deficient number, since it is larger than the sum of its proper divisors (16730384).

22459738 is a wasteful number, since it uses less digits than its factorization.

22459738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229197 (or 229190 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The square root of 22459738 is about 4739.1706025422. The cubic root of 22459738 is about 282.1423170452.

The spelling of 22459738 in words is "twenty-two million, four hundred fifty-nine thousand, seven hundred thirty-eight".