22866724 has 6 divisors (see below), whose sum is σ = 40016774. Its totient is φ = 11433360.

The previous prime is 22866719. The next prime is 22866733. The reversal of 22866724 is 42766822.

It can be written as a sum of positive squares in only one way, i.e., 21902400 + 964324 = 4680^2 + 982^2 .

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 as a sum of consecutive naturals, namely, 2858337 + ... + 2858344.

Almost surely, 2^22866724 is an apocalyptic number.

It is an amenable number.

22866724 is a deficient number, since it is larger than the sum of its proper divisors (17150050).

22866724 is a wasteful number, since it uses less digits than its factorization.

22866724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5716685 (or 5716683 counting only the distinct ones).

The product of its digits is 64512, while the sum is 37.

The square root of 22866724 is about 4781.9163522588. The cubic root of 22866724 is about 283.8363303462.

The spelling of 22866724 in words is "twenty-two million, eight hundred sixty-six thousand, seven hundred twenty-four".