22749482 has 8 divisors (see below), whose sum is σ = 38999136. Its totient is φ = 9749772.

The previous prime is 22749449. The next prime is 22749491. The reversal of 22749482 is 28494722.

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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 812468 + ... + 812495.

It is an arithmetic number, because the mean of its divisors is an integer number (4874892).

Almost surely, 2^22749482 is an apocalyptic number.

22749482 is a deficient number, since it is larger than the sum of its proper divisors (16249654).

22749482 is a wasteful number, since it uses less digits than its factorization.

22749482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1624972.

The product of its digits is 64512, while the sum is 38.

The square root of 22749482 is about 4769.6417056211. The cubic root of 22749482 is about 283.3504048153.

The spelling of 22749482 in words is "twenty-two million, seven hundred forty-nine thousand, four hundred eighty-two".