790207993 has 2 divisors, whose sum is σ = 790207994. Its totient is φ = 790207992.

The previous prime is 790207963. The next prime is 790207997. The reversal of 790207993 is 399702097.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 763251129 + 26956864 = 27627^2 + 5192^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-790207993 is a prime.

It is not a weakly prime, because it can be changed into another prime (790207997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395103996 + 395103997.

It is an arithmetic number, because the mean of its divisors is an integer number (395103997).

Almost surely, 2^790207993 is an apocalyptic number.

It is an amenable number.

790207993 is a deficient number, since it is larger than the sum of its proper divisors (1).

790207993 is an equidigital number, since it uses as much as digits as its factorization.

790207993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 214326, while the sum is 46.

The square root of 790207993 is about 28110.6384310282. The cubic root of 790207993 is about 924.5146684089.

The spelling of 790207993 in words is "seven hundred ninety million, two hundred seven thousand, nine hundred ninety-three".