995879 has 4 divisors (see below), whose sum is σ = 997920. Its totient is φ = 993840.

The previous prime is 995833. The next prime is 995881. The reversal of 995879 is 978599.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 995879 - 2⁸ = 995623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194 + ... + 1424.

It is an arithmetic number, because the mean of its divisors is an integer number (249480).

2⁹⁹⁵⁸⁷⁹ is an apocalyptic number.

995879 is a deficient number, since it is larger than the sum of its proper divisors (2041).

995879 is a wasteful number, since it uses less digits than its factorization.

995879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2040.

The product of its digits is 204120, while the sum is 47.

The square root of 995879 is about 997.9373727845. The cubic root of 995879 is about 99.8624442041.

The spelling of 995879 in words is "nine hundred ninety-five thousand, eight hundred seventy-nine".