22598808241 has 3 divisors (see below), whose sum is σ = 22598958571. Its totient is φ = 22598657912.

The previous prime is 22598808161. The next prime is 22598808247. The reversal of 22598808241 is 14280889522.

The square root of 22598808241 is 150329.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 19174217841 + 3424590400 = 138471^2 + 58520^2 .

It is not a de Polignac number, because 22598808241 - 2¹⁵ = 22598775473 is a prime.

It is a super-2 number, since 2×22598808241² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22598808247) by changing a digit.

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 2 ways as a sum of consecutive naturals, for example, 75165 + ... + 225493.

Almost surely, 2^22598808241 is an apocalyptic number.

22598808241 is the 150329-th square number.

22598808241 is the 75165-th centered octagonal number.

It is an amenable number.

22598808241 is a deficient number, since it is larger than the sum of its proper divisors (150330).

22598808241 is an frugal number, since it uses more digits than its factorization.

22598808241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300658 (or 150329 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 49.

Multiplying 22598808241 by its sum of digits (49), we get a square (1107341603809 = 1052303²).

The spelling of 22598808241 in words is "twenty-two billion, five hundred ninety-eight million, eight hundred eight thousand, two hundred forty-one".