797311685 has 8 divisors (see below), whose sum is σ = 957297696. Its totient is φ = 637500240.

The previous prime is 797311673. The next prime is 797311699. The reversal of 797311685 is 586113797.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 797311685 - 2⁸ = 797311429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33371 + ... + 52040.

It is an arithmetic number, because the mean of its divisors is an integer number (119662212).

Almost surely, 2^797311685 is an apocalyptic number.

It is an amenable number.

797311685 is a deficient number, since it is larger than the sum of its proper divisors (159986011).

797311685 is a wasteful number, since it uses less digits than its factorization.

797311685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87283.

The product of its digits is 317520, while the sum is 47.

The square root of 797311685 is about 28236.7081119595. The cubic root of 797311685 is about 927.2767620480.

The spelling of 797311685 in words is "seven hundred ninety-seven million, three hundred eleven thousand, six hundred eighty-five".