879769847 has 8 divisors (see below), whose sum is σ = 968555280. Its totient is φ = 792452160.

The previous prime is 879769823. The next prime is 879769859. The reversal of 879769847 is 748967978.

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 879769847 - 2²⁴ = 862992631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (879769817) 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, 365678 + ... + 368075.

It is an arithmetic number, because the mean of its divisors is an integer number (121069410).

Almost surely, 2^879769847 is an apocalyptic number.

879769847 is a deficient number, since it is larger than the sum of its proper divisors (88785433).

879769847 is a wasteful number, since it uses less digits than its factorization.

879769847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733873.

The product of its digits is 42674688, while the sum is 65.

The square root of 879769847 is about 29660.9144666849. The cubic root of 879769847 is about 958.2004217303.

The spelling of 879769847 in words is "eight hundred seventy-nine million, seven hundred sixty-nine thousand, eight hundred forty-seven".