4909385 has 16 divisors (see below), whose sum is σ = 6483456. Its totient is φ = 3546048.

The previous prime is 4909361. The next prime is 4909393. The reversal of 4909385 is 5839094.

It is a cyclic number.

It is not a de Polignac number, because 4909385 - 2⁶ = 4909321 is a prime.

It is a super-2 number, since 2×4909385² = 48204122156450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2252 + ... + 3858.

It is an arithmetic number, because the mean of its divisors is an integer number (405216).

Almost surely, 2^4909385 is an apocalyptic number.

It is an amenable number.

4909385 is a deficient number, since it is larger than the sum of its proper divisors (1574071).

4909385 is a wasteful number, since it uses less digits than its factorization.

4909385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1672.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 4909385 is about 2215.7132034629. The cubic root of 4909385 is about 169.9582942675.

The spelling of 4909385 in words is "four million, nine hundred nine thousand, three hundred eighty-five".