799359661 has 4 divisors (see below), whose sum is σ = 804263872. Its totient is φ = 794455452.

The previous prime is 799359653. The next prime is 799359667. The reversal of 799359661 is 166953997.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 799359661 - 2³ = 799359653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799359667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2451861 + ... + 2452186.

It is an arithmetic number, because the mean of its divisors is an integer number (201065968).

Almost surely, 2^799359661 is an apocalyptic number.

It is an amenable number.

799359661 is a deficient number, since it is larger than the sum of its proper divisors (4904211).

799359661 is a wasteful number, since it uses less digits than its factorization.

799359661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4904210.

The product of its digits is 2755620, while the sum is 55.

The square root of 799359661 is about 28272.9492801865. The cubic root of 799359661 is about 928.0700180802.

The spelling of 799359661 in words is "seven hundred ninety-nine million, three hundred fifty-nine thousand, six hundred sixty-one".