879742793 has 8 divisors (see below), whose sum is σ = 895317696. Its totient is φ = 864205200.

The previous prime is 879742789. The next prime is 879742819. The reversal of 879742793 is 397247978.

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

It is a cyclic number.

It is not a de Polignac number, because 879742793 - 2² = 879742789 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 (879742733) 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, 40580 + ... + 58362.

It is an arithmetic number, because the mean of its divisors is an integer number (111914712).

Almost surely, 2^879742793 is an apocalyptic number.

It is an amenable number.

879742793 is a deficient number, since it is larger than the sum of its proper divisors (15574903).

879742793 is a wasteful number, since it uses less digits than its factorization.

879742793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18655.

The product of its digits is 5334336, while the sum is 56.

The square root of 879742793 is about 29660.4584084602. The cubic root of 879742793 is about 958.1905996842.

The spelling of 879742793 in words is "eight hundred seventy-nine million, seven hundred forty-two thousand, seven hundred ninety-three".