2272399993 has 2 divisors, whose sum is σ = 2272399994. Its totient is φ = 2272399992.

The previous prime is 2272399967. The next prime is 2272400027. The reversal of 2272399993 is 3999932722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2257010064 + 15389929 = 47508^2 + 3923^2 .

It is a cyclic number.

It is not a de Polignac number, because 2272399993 - 2²¹ = 2270302841 is a prime.

It is not a weakly prime, because it can be changed into another prime (2272399903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1136199996 + 1136199997.

It is an arithmetic number, because the mean of its divisors is an integer number (1136199997).

Almost surely, 2^2272399993 is an apocalyptic number.

It is an amenable number.

2272399993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2272399993 is an equidigital number, since it uses as much as digits as its factorization.

2272399993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3306744, while the sum is 55.

The square root of 2272399993 is about 47669.6967999588. The cubic root of 2272399993 is about 1314.7048339238.

The spelling of 2272399993 in words is "two billion, two hundred seventy-two million, three hundred ninety-nine thousand, nine hundred ninety-three".