4979915 has 4 divisors (see below), whose sum is σ = 5975904. Its totient is φ = 3983928.

The previous prime is 4979911. The next prime is 4979921. The reversal of 4979915 is 5199794.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4979915 - 2² = 4979911 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4979911) 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, 497987 + ... + 497996.

It is an arithmetic number, because the mean of its divisors is an integer number (1493976).

Almost surely, 2^4979915 is an apocalyptic number.

4979915 is a deficient number, since it is larger than the sum of its proper divisors (995989).

4979915 is an equidigital number, since it uses as much as digits as its factorization.

4979915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 995988.

The product of its digits is 102060, while the sum is 44.

The square root of 4979915 is about 2231.5723156555. The cubic root of 4979915 is about 170.7683216172.

The spelling of 4979915 in words is "four million, nine hundred seventy-nine thousand, nine hundred fifteen".