899079 has 16 divisors (see below), whose sum is σ = 1294560. Its totient is φ = 554880.

The previous prime is 899069. The next prime is 899123. The reversal of 899079 is 970998.

It is a happy number.

899079 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 899079 - 2⁷ = 898951 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 899079.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (899009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14709 + ... + 14769.

It is an arithmetic number, because the mean of its divisors is an integer number (80910).

2⁸⁹⁹⁰⁷⁹ is an apocalyptic number.

899079 is a deficient number, since it is larger than the sum of its proper divisors (395481).

899079 is an equidigital number, since it uses as much as digits as its factorization.

899079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115 (or 81 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 42.

The square root of 899079 is about 948.1977641821. The cubic root of 899079 is about 96.5159933044.

The spelling of 899079 in words is "eight hundred ninety-nine thousand, seventy-nine".