799709691 has 12 divisors (see below), whose sum is σ = 1172026856. Its totient is φ = 484672320.

The previous prime is 799709683. The next prime is 799709693. The reversal of 799709691 is 196907997.

It is not a de Polignac number, because 799709691 - 2³ = 799709683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (799709693) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1101166 + ... + 1101891.

Almost surely, 2^799709691 is an apocalyptic number.

799709691 is a deficient number, since it is larger than the sum of its proper divisors (372317165).

799709691 is a wasteful number, since it uses less digits than its factorization.

799709691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2203082 (or 2203071 counting only the distinct ones).

The product of its (nonzero) digits is 1928934, while the sum is 57.

The square root of 799709691 is about 28279.1387952321. The cubic root of 799709691 is about 928.2054618858.

The spelling of 799709691 in words is "seven hundred ninety-nine million, seven hundred nine thousand, six hundred ninety-one".