22866938 has 8 divisors (see below), whose sum is σ = 36318132. Its totient is φ = 10760896.

The previous prime is 22866923. The next prime is 22866947. The reversal of 22866938 is 83966822.

It can be written as a sum of positive squares in 2 ways, for example, as 22534009 + 332929 = 4747^2 + 577^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336245 + ... + 336312.

Almost surely, 2^22866938 is an apocalyptic number.

22866938 is a deficient number, since it is larger than the sum of its proper divisors (13451194).

22866938 is a wasteful number, since it uses less digits than its factorization.

22866938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672576.

The product of its digits is 248832, while the sum is 44.

The square root of 22866938 is about 4781.9387281729. The cubic root of 22866938 is about 283.8372157782.

The spelling of 22866938 in words is "twenty-two million, eight hundred sixty-six thousand, nine hundred thirty-eight".