224992743556 has 81 divisors (see below), whose sum is σ = 486792449199. Its totient is φ = 90707839488.

The previous prime is 224992743553. The next prime is 224992743589. The reversal of 224992743556 is 655347299422.

The square root of 224992743556 is 474334.

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

It can be written as a sum of positive squares in 4 ways, for example, as 58789761156 + 166202982400 = 242466^2 + 407680^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 224992743556.

It is not an unprimeable number, because it can be changed into a prime (224992743553) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 112890496 + ... + 112892488.

Almost surely, 2^224992743556 is an apocalyptic number.

224992743556 is the 474334-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 224992743556

224992743556 is an abundant number, since it is smaller than the sum of its proper divisors (261799705643).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

224992743556 is an equidigital number, since it uses as much as digits as its factorization.

224992743556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4038 (or 2019 counting only the distinct ones).

The product of its digits is 32659200, while the sum is 58.

The spelling of 224992743556 in words is "two hundred twenty-four billion, nine hundred ninety-two million, seven hundred forty-three thousand, five hundred fifty-six".