879967 has 4 divisors (see below), whose sum is σ = 959976. Its totient is φ = 799960.

The previous prime is 879961. The next prime is 879973. The reversal of 879967 is 769978.

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

It is an interprime number because it is at equal distance from previous prime (879961) and next prime (879973).

It is a cyclic number.

It is not a de Polignac number, because 879967 - 2⁷ = 879839 is a prime.

It is a Duffinian number.

879967 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (879961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39988 + ... + 40009.

It is an arithmetic number, because the mean of its divisors is an integer number (239994).

2⁸⁷⁹⁹⁶⁷ is an apocalyptic number.

879967 is a deficient number, since it is larger than the sum of its proper divisors (80009).

879967 is a wasteful number, since it uses less digits than its factorization.

879967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80008.

The product of its digits is 190512, while the sum is 46.

The square root of 879967 is about 938.0655627407. The cubic root of 879967 is about 95.8271992713.

The spelling of 879967 in words is "eight hundred seventy-nine thousand, nine hundred sixty-seven".