4998979 has 2 divisors, whose sum is σ = 4998980. Its totient is φ = 4998978.

The previous prime is 4998971. The next prime is 4998989. The reversal of 4998979 is 9798994.

4998979 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4998979 - 2³ = 4998971 is a prime.

4998979 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (4998971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2499489 + 2499490.

It is an arithmetic number, because the mean of its divisors is an integer number (2499490).

Almost surely, 2^4998979 is an apocalyptic number.

4998979 is a deficient number, since it is larger than the sum of its proper divisors (1).

4998979 is an equidigital number, since it uses as much as digits as its factorization.

4998979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1469664, while the sum is 55.

The square root of 4998979 is about 2235.8396633033. The cubic root of 4998979 is about 170.9859546391.

It can be divided in two parts, 499 and 8979, that multiplied together give a triangular number (4480521 = T₂₉₉₃).

The spelling of 4998979 in words is "four million, nine hundred ninety-eight thousand, nine hundred seventy-nine".