22042747024 has 15 divisors (see below), whose sum is σ = 42708973017. Its totient is φ = 11021076576.

The previous prime is 22042746991. The next prime is 22042747031. The reversal of 22042747024 is 42074724022.

The square root of 22042747024 is 148468.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 12909504400 + 9133242624 = 113620^2 + 95568^2 .

It is a Duffinian number.

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 2 ways as a sum of consecutive naturals, for example, 575314 + ... + 612430.

Almost surely, 2^22042747024 is an apocalyptic number.

22042747024 is the 148468-th square number.

It is an amenable number.

22042747024 is a deficient number, since it is larger than the sum of its proper divisors (20666225993).

22042747024 is an frugal number, since it uses more digits than its factorization.

22042747024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74242 (or 37119 counting only the distinct ones).

The product of its (nonzero) digits is 50176, while the sum is 34.

The spelling of 22042747024 in words is "twenty-two billion, forty-two million, seven hundred forty-seven thousand, twenty-four".