879723 has 24 divisors (see below), whose sum is σ = 1400672. Its totient is φ = 528768.

The previous prime is 879721. The next prime is 879743. The reversal of 879723 is 327978.

It is not a de Polignac number, because 879723 - 2¹ = 879721 is a prime.

879723 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (879721) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8490 + ... + 8592.

2⁸⁷⁹⁷²³ is an apocalyptic number.

879723 is a deficient number, since it is larger than the sum of its proper divisors (520949).

879723 is a wasteful number, since it uses less digits than its factorization.

879723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195 (or 192 counting only the distinct ones).

The product of its digits is 21168, while the sum is 36.

The square root of 879723 is about 937.9354988484. The cubic root of 879723 is about 95.8183413641.

The spelling of 879723 in words is "eight hundred seventy-nine thousand, seven hundred twenty-three".