984879 has 28 divisors (see below), whose sum is σ = 1696336. Its totient is φ = 559872.

The previous prime is 984877. The next prime is 984881. The reversal of 984879 is 978489.

It is an interprime number because it is at equal distance from previous prime (984877) and next prime (984881).

It is not a de Polignac number, because 984879 - 2¹ = 984877 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 (984877) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 5007 + ... + 5199.

2⁹⁸⁴⁸⁷⁹ is an apocalyptic number.

984879 is a deficient number, since it is larger than the sum of its proper divisors (711457).

984879 is an equidigital number, since it uses as much as digits as its factorization.

984879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218 (or 203 counting only the distinct ones).

The product of its digits is 145152, while the sum is 45.

The square root of 984879 is about 992.4107012724. The cubic root of 984879 is about 99.4934046115.

The spelling of 984879 in words is "nine hundred eighty-four thousand, eight hundred seventy-nine".