22716338 has 8 divisors (see below), whose sum is σ = 35249580. Its totient is φ = 10966480.

The previous prime is 22716329. The next prime is 22716347. The reversal of 22716338 is 83361722.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22716329) and next prime (22716347).

It can be written as a sum of positive squares in 2 ways, for example, as 22534009 + 182329 = 4747^2 + 427^2 .

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

It is a Curzon number.

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, 195773 + ... + 195888.

Almost surely, 2^22716338 is an apocalyptic number.

22716338 is a deficient number, since it is larger than the sum of its proper divisors (12533242).

22716338 is a wasteful number, since it uses less digits than its factorization.

22716338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391692.

The product of its digits is 12096, while the sum is 32.

The square root of 22716338 is about 4766.1659643785. The cubic root of 22716338 is about 283.2127323720.

It can be divided in two parts, 227 and 16338, that multiplied together give a triangular number (3708726 = T₂₇₂₃).

The spelling of 22716338 in words is "twenty-two million, seven hundred sixteen thousand, three hundred thirty-eight".