797398793 has 4 divisors (see below), whose sum is σ = 806358420. Its totient is φ = 788439168.

The previous prime is 797398741. The next prime is 797398813. The reversal of 797398793 is 397893797.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 545129104 + 252269689 = 23348^2 + 15883^2 .

It is a cyclic number.

It is not a de Polignac number, because 797398793 - 2¹⁴ = 797382409 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (797398733) 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, 4479680 + ... + 4479857.

It is an arithmetic number, because the mean of its divisors is an integer number (201589605).

Almost surely, 2^797398793 is an apocalyptic number.

It is an amenable number.

797398793 is a deficient number, since it is larger than the sum of its proper divisors (8959627).

797398793 is an equidigital number, since it uses as much as digits as its factorization.

797398793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8959626.

The product of its digits is 18003384, while the sum is 62.

The square root of 797398793 is about 28238.2505300877. The cubic root of 797398793 is about 927.3105298055.

The spelling of 797398793 in words is "seven hundred ninety-seven million, three hundred ninety-eight thousand, seven hundred ninety-three".