224924444644 has 27 divisors (see below), whose sum is σ = 398556799977. Its totient is φ = 111068366304.

The previous prime is 224924444603. The next prime is 224924444669. The reversal of 224924444644 is 446444429422.

The square root of 224924444644 is 474262.

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., 151531132900 + 73393311744 = 389270^2 + 270912^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 78726064 + ... + 78728920.

Almost surely, 2^224924444644 is an apocalyptic number.

224924444644 is the 474262-nd square number.

It is an amenable number.

224924444644 is a deficient number, since it is larger than the sum of its proper divisors (173632355333).

224924444644 is an frugal number, since it uses more digits than its factorization.

224924444644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5884 (or 2942 counting only the distinct ones).

The product of its digits is 7077888, while the sum is 49.

Multiplying 224924444644 by its sum of digits (49), we get a square (11021297787556 = 3319834²).

The spelling of 224924444644 in words is "two hundred twenty-four billion, nine hundred twenty-four million, four hundred forty-four thousand, six hundred forty-four".