4799909 has 2 divisors, whose sum is σ = 4799910. Its totient is φ = 4799908.

The previous prime is 4799897. The next prime is 4799923. The reversal of 4799909 is 9099974.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4502884 + 297025 = 2122^2 + 545^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4799909 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4799999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2399954 + 2399955.

It is an arithmetic number, because the mean of its divisors is an integer number (2399955).

Almost surely, 2^4799909 is an apocalyptic number.

It is an amenable number.

4799909 is a deficient number, since it is larger than the sum of its proper divisors (1).

4799909 is an equidigital number, since it uses as much as digits as its factorization.

4799909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 183708, while the sum is 47.

The square root of 4799909 is about 2190.8694621086. The cubic root of 4799909 is about 168.6854670484.

The spelling of 4799909 in words is "four million, seven hundred ninety-nine thousand, nine hundred nine".