4869979 has 2 divisors, whose sum is σ = 4869980. Its totient is φ = 4869978.

The previous prime is 4869959. The next prime is 4869989. The reversal of 4869979 is 9799684.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4869979 - 2²¹ = 2772827 is a prime.

It is not a weakly prime, because it can be changed into another prime (4869929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2434989 + 2434990.

It is an arithmetic number, because the mean of its divisors is an integer number (2434990).

Almost surely, 2^4869979 is an apocalyptic number.

4869979 is a deficient number, since it is larger than the sum of its proper divisors (1).

4869979 is an equidigital number, since it uses as much as digits as its factorization.

4869979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 979776, while the sum is 52.

The square root of 4869979 is about 2206.8028910621. The cubic root of 4869979 is about 169.5023392559.

The spelling of 4869979 in words is "four million, eight hundred sixty-nine thousand, nine hundred seventy-nine".