4939243 has 2 divisors, whose sum is σ = 4939244. Its totient is φ = 4939242.

The previous prime is 4939237. The next prime is 4939271. The reversal of 4939243 is 3429394.

4939243 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4939243 - 2⁵ = 4939211 is a prime.

It is a super-2 number, since 2×4939243² = 48792242826098, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4939199 and 4939208.

It is not a weakly prime, because it can be changed into another prime (4939213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2469621 + 2469622.

It is an arithmetic number, because the mean of its divisors is an integer number (2469622).

Almost surely, 2^4939243 is an apocalyptic number.

4939243 is a deficient number, since it is larger than the sum of its proper divisors (1).

4939243 is an equidigital number, since it uses as much as digits as its factorization.

4939243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 34.

The square root of 4939243 is about 2222.4407753639. The cubic root of 4939243 is about 170.3021500823.

The spelling of 4939243 in words is "four million, nine hundred thirty-nine thousand, two hundred forty-three".