4939858 has 16 divisors (see below), whose sum is σ = 9238464. Its totient is φ = 1924560.

The previous prime is 4939853. The next prime is 4939859. The reversal of 4939858 is 8589394.

It is a d-powerful number, because it can be written as 4² + 9⁵ + 3⁹ + 9⁷ + 8 + 5⁷ + 8 .

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (4939853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15885 + ... + 16192.

It is an arithmetic number, because the mean of its divisors is an integer number (577404).

Almost surely, 2^4939858 is an apocalyptic number.

4939858 is a deficient number, since it is larger than the sum of its proper divisors (4298606).

4939858 is a wasteful number, since it uses less digits than its factorization.

4939858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32097.

The product of its digits is 311040, while the sum is 46.

The square root of 4939858 is about 2222.5791324495. The cubic root of 4939858 is about 170.3092180665.

The spelling of 4939858 in words is "four million, nine hundred thirty-nine thousand, eight hundred fifty-eight".