22248353732 has 18 divisors (see below), whose sum is σ = 42795904494. Its totient is φ = 10112887840.

The previous prime is 22248353723. The next prime is 22248353759. The reversal of 22248353732 is 23735384222.

It can be written as a sum of positive squares in only one way, i.e., 13920696196 + 8327657536 = 117986^2 + 91256^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22248353732.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22983353 + ... + 22984320.

Almost surely, 2^22248353732 is an apocalyptic number.

22248353732 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22248353732 is a deficient number, since it is larger than the sum of its proper divisors (20547550762).

22248353732 is a wasteful number, since it uses less digits than its factorization.

22248353732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45967699 (or 45967686 counting only the distinct ones).

The product of its digits is 483840, while the sum is 41.

The spelling of 22248353732 in words is "twenty-two billion, two hundred forty-eight million, three hundred fifty-three thousand, seven hundred thirty-two".