4939894 has 16 divisors (see below), whose sum is σ = 8188128. Its totient is φ = 2223232.

The previous prime is 4939861. The next prime is 4939901. The reversal of 4939894 is 4989394.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 2377 + ... + 3940.

It is an arithmetic number, because the mean of its divisors is an integer number (511758).

Almost surely, 2^4939894 is an apocalyptic number.

4939894 is a deficient number, since it is larger than the sum of its proper divisors (3248234).

4939894 is a wasteful number, since it uses less digits than its factorization.

4939894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6359.

The product of its digits is 279936, while the sum is 46.

The square root of 4939894 is about 2222.5872311340. The cubic root of 4939894 is about 170.3096317840.

The spelling of 4939894 in words is "four million, nine hundred thirty-nine thousand, eight hundred ninety-four".