799849397 has 2 divisors, whose sum is σ = 799849398. Its totient is φ = 799849396.

The previous prime is 799849367. The next prime is 799849469. The reversal of 799849397 is 793948997.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 729054001 + 70795396 = 27001^2 + 8414^2 .

It is a cyclic number.

It is not a de Polignac number, because 799849397 - 2¹⁶ = 799783861 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 (799849307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399924698 + 399924699.

It is an arithmetic number, because the mean of its divisors is an integer number (399924699).

Almost surely, 2^799849397 is an apocalyptic number.

It is an amenable number.

799849397 is a deficient number, since it is larger than the sum of its proper divisors (1).

799849397 is an equidigital number, since it uses as much as digits as its factorization.

799849397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30862944, while the sum is 65.

The square root of 799849397 is about 28281.6088120885. The cubic root of 799849397 is about 928.2595099665.

The spelling of 799849397 in words is "seven hundred ninety-nine million, eight hundred forty-nine thousand, three hundred ninety-seven".