790673489 has 2 divisors, whose sum is σ = 790673490. Its totient is φ = 790673488.

The previous prime is 790673459. The next prime is 790673539. The reversal of 790673489 is 984376097.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 780643600 + 10029889 = 27940^2 + 3167^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-790673489 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 790673489.

It is not a weakly prime, because it can be changed into another prime (790673449) 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, 395336744 + 395336745.

It is an arithmetic number, because the mean of its divisors is an integer number (395336745).

Almost surely, 2^790673489 is an apocalyptic number.

It is an amenable number.

790673489 is a deficient number, since it is larger than the sum of its proper divisors (1).

790673489 is an equidigital number, since it uses as much as digits as its factorization.

790673489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The square root of 790673489 is about 28118.9169243767. The cubic root of 790673489 is about 924.6961705815.

The spelling of 790673489 in words is "seven hundred ninety million, six hundred seventy-three thousand, four hundred eighty-nine".