879291 has 24 divisors (see below), whose sum is σ = 1538784. Its totient is φ = 472320.

The previous prime is 879287. The next prime is 879299. The reversal of 879291 is 192978.

It is a happy number.

It is not a de Polignac number, because 879291 - 2² = 879287 is a prime.

It is an Ulam number.

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (879299) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 661 + ... + 1481.

It is an arithmetic number, because the mean of its divisors is an integer number (64116).

2⁸⁷⁹²⁹¹ is an apocalyptic number.

879291 is a deficient number, since it is larger than the sum of its proper divisors (659493).

879291 is a wasteful number, since it uses less digits than its factorization.

879291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851 (or 848 counting only the distinct ones).

The product of its digits is 9072, while the sum is 36.

The square root of 879291 is about 937.7051775478. The cubic root of 879291 is about 95.8026544941.

The spelling of 879291 in words is "eight hundred seventy-nine thousand, two hundred ninety-one".