743222369 has 2 divisors, whose sum is σ = 743222370. Its totient is φ = 743222368.

The previous prime is 743222329. The next prime is 743222383. The reversal of 743222369 is 963222347.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 706921744 + 36300625 = 26588^2 + 6025^2 .

It is a cyclic number.

It is not a de Polignac number, because 743222369 - 2⁸ = 743222113 is a prime.

It is a super-2 number, since 2×743222369² = 1104758979563944322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (743222329) 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, 371611184 + 371611185.

It is an arithmetic number, because the mean of its divisors is an integer number (371611185).

Almost surely, 2^743222369 is an apocalyptic number.

It is an amenable number.

743222369 is a deficient number, since it is larger than the sum of its proper divisors (1).

743222369 is an equidigital number, since it uses as much as digits as its factorization.

743222369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 38.

The square root of 743222369 is about 27262.1049994310. The cubic root of 743222369 is about 905.8151722374.

The spelling of 743222369 in words is "seven hundred forty-three million, two hundred twenty-two thousand, three hundred sixty-nine".