22964642 has 8 divisors (see below), whose sum is σ = 35378076. Its totient is φ = 11171952.

The previous prime is 22964639. The next prime is 22964657. The reversal of 22964642 is 24646922.

It can be written as a sum of positive squares in 2 ways, for example, as 20620681 + 2343961 = 4541^2 + 1531^2 .

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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155093 + ... + 155240.

Almost surely, 2^22964642 is an apocalyptic number.

22964642 is a deficient number, since it is larger than the sum of its proper divisors (12413434).

22964642 is a wasteful number, since it uses less digits than its factorization.

22964642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310372.

The product of its digits is 41472, while the sum is 35.

The square root of 22964642 is about 4792.1437791452. The cubic root of 22964642 is about 284.2408936086.

The spelling of 22964642 in words is "twenty-two million, nine hundred sixty-four thousand, six hundred forty-two".