2237272993 has 2 divisors, whose sum is σ = 2237272994. Its totient is φ = 2237272992.

The previous prime is 2237272943. The next prime is 2237273033. The reversal of 2237272993 is 3992727322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1634423184 + 602849809 = 40428^2 + 24553^2 .

It is a cyclic number.

It is not a de Polignac number, because 2237272993 - 2⁹ = 2237272481 is a prime.

It is not a weakly prime, because it can be changed into another prime (2237272903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1118636496 + 1118636497.

It is an arithmetic number, because the mean of its divisors is an integer number (1118636497).

Almost surely, 2^2237272993 is an apocalyptic number.

It is an amenable number.

2237272993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2237272993 is an equidigital number, since it uses as much as digits as its factorization.

2237272993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 571536, while the sum is 46.

The square root of 2237272993 is about 47299.8202216457. The cubic root of 2237272993 is about 1307.8953429420.

The spelling of 2237272993 in words is "two billion, two hundred thirty-seven million, two hundred seventy-two thousand, nine hundred ninety-three".