22633642 has 8 divisors (see below), whose sum is σ = 34020000. Its totient is φ = 11293644.

The previous prime is 22633631. The next prime is 22633669. The reversal of 22633642 is 24633622.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22633642.

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, 10342 + ... + 12337.

It is an arithmetic number, because the mean of its divisors is an integer number (4252500).

Almost surely, 2^22633642 is an apocalyptic number.

22633642 is a deficient number, since it is larger than the sum of its proper divisors (11386358).

22633642 is a wasteful number, since it uses less digits than its factorization.

22633642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23180.

The product of its digits is 10368, while the sum is 28.

The square root of 22633642 is about 4757.4827377511. The cubic root of 22633642 is about 282.8686476049.

The spelling of 22633642 in words is "twenty-two million, six hundred thirty-three thousand, six hundred forty-two".