4998209 has 4 divisors (see below), whose sum is σ = 5009604. Its totient is φ = 4986816.

The previous prime is 4998181. The next prime is 4998211. The reversal of 4998209 is 9028994.

4998209 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4579600 + 418609 = 2140^2 + 647^2 .

It is a cyclic number.

It is not a de Polignac number, because 4998209 - 2¹⁶ = 4932673 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4998229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5012 + ... + 5925.

It is an arithmetic number, because the mean of its divisors is an integer number (1252401).

Almost surely, 2^4998209 is an apocalyptic number.

It is an amenable number.

4998209 is a deficient number, since it is larger than the sum of its proper divisors (11395).

4998209 is a wasteful number, since it uses less digits than its factorization.

4998209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11394.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 4998209 is about 2235.6674618556. The cubic root of 4998209 is about 170.9771751166.

The spelling of 4998209 in words is "four million, nine hundred ninety-eight thousand, two hundred nine".