799637 has 2 divisors, whose sum is σ = 799638. Its totient is φ = 799636.

The previous prime is 799633. The next prime is 799651. The reversal of 799637 is 736997.

799637 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 784996 + 14641 = 886^2 + 121^2 .

It is a cyclic number.

It is not a de Polignac number, because 799637 - 2² = 799633 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 799594 and 799603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (799633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399818 + 399819.

It is an arithmetic number, because the mean of its divisors is an integer number (399819).

2⁷⁹⁹⁶³⁷ is an apocalyptic number.

It is an amenable number.

799637 is a deficient number, since it is larger than the sum of its proper divisors (1).

799637 is an equidigital number, since it uses as much as digits as its factorization.

799637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 71442, while the sum is 41.

The square root of 799637 is about 894.2242448066. The cubic root of 799637 is about 92.8177337418.

The spelling of 799637 in words is "seven hundred ninety-nine thousand, six hundred thirty-seven".