794797649 has 2 divisors, whose sum is σ = 794797650. Its totient is φ = 794797648.

The previous prime is 794797631. The next prime is 794797723. The reversal of 794797649 is 946797497.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 752130625 + 42667024 = 27425^2 + 6532^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-794797649 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 794797591 and 794797600.

It is not a weakly prime, because it can be changed into another prime (794797049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 397398824 + 397398825.

It is an arithmetic number, because the mean of its divisors is an integer number (397398825).

Almost surely, 2^794797649 is an apocalyptic number.

It is an amenable number.

794797649 is a deficient number, since it is larger than the sum of its proper divisors (1).

794797649 is an equidigital number, since it uses as much as digits as its factorization.

794797649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24004512, while the sum is 62.

The square root of 794797649 is about 28192.1558061813. The cubic root of 794797649 is about 926.3011244921.

The spelling of 794797649 in words is "seven hundred ninety-four million, seven hundred ninety-seven thousand, six hundred forty-nine".