4938813 has 40 divisors (see below), whose sum is σ = 8433216. Its totient is φ = 2851200.

The previous prime is 4938779. The next prime is 4938833. The reversal of 4938813 is 3188394.

It is not a de Polignac number, because 4938813 - 2⁹ = 4938301 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4938833) 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 39 ways as a sum of consecutive naturals, for example, 20373 + ... + 20613.

Almost surely, 2^4938813 is an apocalyptic number.

It is an amenable number.

4938813 is a deficient number, since it is larger than the sum of its proper divisors (3494403).

4938813 is a wasteful number, since it uses less digits than its factorization.

4938813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287 (or 278 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 4938813 is about 2222.3440327726. The cubic root of 4938813 is about 170.2972078911.

The spelling of 4938813 in words is "four million, nine hundred thirty-eight thousand, eight hundred thirteen".