790637 has 2 divisors, whose sum is σ = 790638. Its totient is φ = 790636.

The previous prime is 790633. The next prime is 790649. The reversal of 790637 is 736097.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 417316 + 373321 = 646^2 + 611^2 .

It is an emirp because it is prime and its reverse (736097) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 790637 - 2² = 790633 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (790633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395318 + 395319.

It is an arithmetic number, because the mean of its divisors is an integer number (395319).

2⁷⁹⁰⁶³⁷ is an apocalyptic number.

It is an amenable number.

790637 is a deficient number, since it is larger than the sum of its proper divisors (1).

790637 is an equidigital number, since it uses as much as digits as its factorization.

790637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7938, while the sum is 32.

The square root of 790637 is about 889.1777100220. The cubic root of 790637 is about 92.4681945680.

The spelling of 790637 in words is "seven hundred ninety thousand, six hundred thirty-seven".