873679 has 4 divisors (see below), whose sum is σ = 882784. Its totient is φ = 864576.

The previous prime is 873671. The next prime is 873689. The reversal of 873679 is 976378.

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 873679 - 2³ = 873671 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 (873671) 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, 4407 + ... + 4600.

It is an arithmetic number, because the mean of its divisors is an integer number (220696).

2⁸⁷³⁶⁷⁹ is an apocalyptic number.

873679 is a deficient number, since it is larger than the sum of its proper divisors (9105).

873679 is an equidigital number, since it uses as much as digits as its factorization.

873679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9104.

The product of its digits is 63504, while the sum is 40.

The square root of 873679 is about 934.7079757871. The cubic root of 873679 is about 95.5984019037.

The spelling of 873679 in words is "eight hundred seventy-three thousand, six hundred seventy-nine".