2152244356 has 12 divisors (see below), whose sum is σ = 3766811020. Its totient is φ = 1076012640.

The previous prime is 2152244333. The next prime is 2152244377. The reversal of 2152244356 is 6534422512.

It can be written as a sum of positive squares in 2 ways, for example, as 707028100 + 1445216256 = 26590^2 + 38016^2 .

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, 30346 + ... + 72286.

Almost surely, 2^2152244356 is an apocalyptic number.

It is an amenable number.

2152244356 is a deficient number, since it is larger than the sum of its proper divisors (1614566664).

2152244356 is a wasteful number, since it uses less digits than its factorization.

2152244356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54774 (or 54772 counting only the distinct ones).

The product of its digits is 57600, while the sum is 34.

The square root of 2152244356 is about 46392.2876780182. The cubic root of 2152244356 is about 1291.1118263515. Note that the first 3 decimals are identical.

Adding to 2152244356 its reverse (6534422512), we get a palindrome (8686666868).

The spelling of 2152244356 in words is "two billion, one hundred fifty-two million, two hundred forty-four thousand, three hundred fifty-six".