22242186724 has 12 divisors (see below), whose sum is σ = 40266027900. Its totient is φ = 10737607328.

The previous prime is 22242186713. The next prime is 22242186761. The reversal of 22242186724 is 42768124222.

It can be written as a sum of positive squares in 2 ways, for example, as 14670054400 + 7572132324 = 121120^2 + 87018^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95871379 + ... + 95871610.

It is an arithmetic number, because the mean of its divisors is an integer number (3355502325).

Almost surely, 2^22242186724 is an apocalyptic number.

It is an amenable number.

22242186724 is a deficient number, since it is larger than the sum of its proper divisors (18023841176).

22242186724 is a wasteful number, since it uses less digits than its factorization.

22242186724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191743022 (or 191743020 counting only the distinct ones).

The product of its digits is 172032, while the sum is 40.

The spelling of 22242186724 in words is "twenty-two billion, two hundred forty-two million, one hundred eighty-six thousand, seven hundred twenty-four".