873979 has 2 divisors, whose sum is σ = 873980. Its totient is φ = 873978.

The previous prime is 873959. The next prime is 873989. The reversal of 873979 is 979378.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 873979 - 2¹¹ = 871931 is a prime.

It is not a weakly prime, because it can be changed into another prime (873959) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436989 + 436990.

It is an arithmetic number, because the mean of its divisors is an integer number (436990).

2⁸⁷³⁹⁷⁹ is an apocalyptic number.

873979 is a deficient number, since it is larger than the sum of its proper divisors (1).

873979 is an equidigital number, since it uses as much as digits as its factorization.

873979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 95256, while the sum is 43.

The square root of 873979 is about 934.8684399422. The cubic root of 873979 is about 95.6093427025.

The spelling of 873979 in words is "eight hundred seventy-three thousand, nine hundred seventy-nine".