22253698 has 8 divisors (see below), whose sum is σ = 33411708. Its totient is φ = 11116464.

The previous prime is 22253689. The next prime is 22253713. The reversal of 22253698 is 89635222.

It can be written as a sum of positive squares in 2 ways, for example, as 15108769 + 7144929 = 3887^2 + 2673^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 2161 + ... + 7012.

Almost surely, 2^22253698 is an apocalyptic number.

22253698 is a deficient number, since it is larger than the sum of its proper divisors (11158010).

22253698 is a wasteful number, since it uses less digits than its factorization.

22253698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10388.

The product of its digits is 51840, while the sum is 37.

The square root of 22253698 is about 4717.3825369584. The cubic root of 22253698 is about 281.2768976415.

The spelling of 22253698 in words is "twenty-two million, two hundred fifty-three thousand, six hundred ninety-eight".