916879 has 2 divisors, whose sum is σ = 916880. Its totient is φ = 916878.

The previous prime is 916871. The next prime is 916907. The reversal of 916879 is 978619.

It is a weak prime.

It is an emirp because it is prime and its reverse (978619) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 916879 - 2³ = 916871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (916871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 458439 + 458440.

It is an arithmetic number, because the mean of its divisors is an integer number (458440).

2⁹¹⁶⁸⁷⁹ is an apocalyptic number.

916879 is a deficient number, since it is larger than the sum of its proper divisors (1).

916879 is an equidigital number, since it uses as much as digits as its factorization.

916879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 40.

The square root of 916879 is about 957.5379888025. The cubic root of 916879 is about 97.1487779593.

The spelling of 916879 in words is "nine hundred sixteen thousand, eight hundred seventy-nine".