4909913 has 8 divisors (see below), whose sum is σ = 5004936. Its totient is φ = 4816000.

The previous prime is 4909871. The next prime is 4909939. The reversal of 4909913 is 3199094.

It can be written as a sum of positive squares in 4 ways, for example, as 3545689 + 1364224 = 1883^2 + 1168^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4909913 - 2¹⁶ = 4844377 is a prime.

It is a deceptive number, since it divides R_4909912.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4909013) 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 in 7 ways as a sum of consecutive naturals, for example, 17333 + ... + 17613.

It is an arithmetic number, because the mean of its divisors is an integer number (625617).

Almost surely, 2^4909913 is an apocalyptic number.

It is an amenable number.

4909913 is a deficient number, since it is larger than the sum of its proper divisors (95023).

4909913 is a wasteful number, since it uses less digits than its factorization.

4909913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555.

The product of its (nonzero) digits is 8748, while the sum is 35.

The square root of 4909913 is about 2215.8323492539. The cubic root of 4909913 is about 169.9643870037.

The spelling of 4909913 in words is "four million, nine hundred nine thousand, nine hundred thirteen".