796321661 has 8 divisors (see below), whose sum is σ = 811814400. Its totient is φ = 780846352.

The previous prime is 796321637. The next prime is 796321697. The reversal of 796321661 is 166123697.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-796321661 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 (796321061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124016 + ... + 130278.

It is an arithmetic number, because the mean of its divisors is an integer number (101476800).

Almost surely, 2^796321661 is an apocalyptic number.

It is an amenable number.

796321661 is a deficient number, since it is larger than the sum of its proper divisors (15492739).

796321661 is a wasteful number, since it uses less digits than its factorization.

796321661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8715.

The product of its digits is 81648, while the sum is 41.

The square root of 796321661 is about 28219.1718694933. The cubic root of 796321661 is about 926.8928024245.

The spelling of 796321661 in words is "seven hundred ninety-six million, three hundred twenty-one thousand, six hundred sixty-one".