994979 has 4 divisors (see below), whose sum is σ = 996984. Its totient is φ = 992976.

The previous prime is 994963. The next prime is 994991. The reversal of 994979 is 979499.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 979499 = 293 ⋅3343.

It is a cyclic number.

It is not a de Polignac number, because 994979 - 2⁴ = 994963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (994949) 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, 359 + ... + 1455.

It is an arithmetic number, because the mean of its divisors is an integer number (249246).

2⁹⁹⁴⁹⁷⁹ is an apocalyptic number.

994979 is a deficient number, since it is larger than the sum of its proper divisors (2005).

994979 is a wasteful number, since it uses less digits than its factorization.

994979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2004.

The product of its digits is 183708, while the sum is 47.

The square root of 994979 is about 997.4863407586. The cubic root of 994979 is about 99.8323524333.

The spelling of 994979 in words is "nine hundred ninety-four thousand, nine hundred seventy-nine".