878299 has 2 divisors, whose sum is σ = 878300. Its totient is φ = 878298.

The previous prime is 878291. The next prime is 878309. The reversal of 878299 is 992878.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 878299 - 2³ = 878291 is a prime.

878299 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (878291) 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 as a sum of consecutive naturals, namely, 439149 + 439150.

It is an arithmetic number, because the mean of its divisors is an integer number (439150).

2⁸⁷⁸²⁹⁹ is an apocalyptic number.

878299 is a deficient number, since it is larger than the sum of its proper divisors (1).

878299 is an equidigital number, since it uses as much as digits as its factorization.

878299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 43.

The square root of 878299 is about 937.1760773729. The cubic root of 878299 is about 95.7666133371.

The spelling of 878299 in words is "eight hundred seventy-eight thousand, two hundred ninety-nine".