4839979 has 4 divisors (see below), whose sum is σ = 4898376. Its totient is φ = 4781584.

The previous prime is 4839977. The next prime is 4839997. The reversal of 4839979 is 9799384.

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 4839979 - 2¹ = 4839977 is a prime.

It is a d-powerful number, because it can be written as 4³ + 8⁵ + 3¹⁴ + 9² + 9³ + 7⁵ + 9⁴ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4839977) 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, 29074 + ... + 29239.

It is an arithmetic number, because the mean of its divisors is an integer number (1224594).

Almost surely, 2^4839979 is an apocalyptic number.

4839979 is a deficient number, since it is larger than the sum of its proper divisors (58397).

4839979 is an equidigital number, since it uses as much as digits as its factorization.

4839979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58396.

The product of its digits is 489888, while the sum is 49.

The square root of 4839979 is about 2199.9952272676. The cubic root of 4839979 is about 169.1535665180.

The spelling of 4839979 in words is "four million, eight hundred thirty-nine thousand, nine hundred seventy-nine".