22733666 has 4 divisors (see below), whose sum is σ = 34100502. Its totient is φ = 11366832.

The previous prime is 22733653. The next prime is 22733681. The reversal of 22733666 is 66633722.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12397441 + 10336225 = 3521^2 + 3215^2 .

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, 5683415 + ... + 5683418.

Almost surely, 2^22733666 is an apocalyptic number.

22733666 is a deficient number, since it is larger than the sum of its proper divisors (11366836).

22733666 is a wasteful number, since it uses less digits than its factorization.

22733666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11366835.

The product of its digits is 54432, while the sum is 35.

The square root of 22733666 is about 4767.9834311793. The cubic root of 22733666 is about 283.2847255331.

The spelling of 22733666 in words is "twenty-two million, seven hundred thirty-three thousand, six hundred sixty-six".