4994909 has 2 divisors, whose sum is σ = 4994910. Its totient is φ = 4994908.

The previous prime is 4994903. The next prime is 4994981. The reversal of 4994909 is 9094994.

It is a happy number.

4994909 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 can be written as a sum of positive squares in only one way, i.e., 4826809 + 168100 = 2197^2 + 410^2 .

It is a cyclic number.

It is not a de Polignac number, because 4994909 - 2¹⁶ = 4929373 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4994909.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4994903) 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, 2497454 + 2497455.

It is an arithmetic number, because the mean of its divisors is an integer number (2497455).

Almost surely, 2^4994909 is an apocalyptic number.

It is an amenable number.

4994909 is a deficient number, since it is larger than the sum of its proper divisors (1).

4994909 is an equidigital number, since it uses as much as digits as its factorization.

4994909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 4994909 is about 2234.9293053696. The cubic root of 4994909 is about 170.9395383753.

The spelling of 4994909 in words is "four million, nine hundred ninety-four thousand, nine hundred nine".