4918439 has 2 divisors, whose sum is σ = 4918440. Its totient is φ = 4918438.

The previous prime is 4918427. The next prime is 4918451. The reversal of 4918439 is 9348194.

4918439 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (4918427) and next prime (4918451).

It is a cyclic number.

It is not a de Polignac number, because 4918439 - 2⁸ = 4918183 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4998439) by changing a digit.

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 as a sum of consecutive naturals, namely, 2459219 + 2459220.

It is an arithmetic number, because the mean of its divisors is an integer number (2459220).

Almost surely, 2^4918439 is an apocalyptic number.

4918439 is a deficient number, since it is larger than the sum of its proper divisors (1).

4918439 is an equidigital number, since it uses as much as digits as its factorization.

4918439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 38.

The square root of 4918439 is about 2217.7553967920. The cubic root of 4918439 is about 170.0627104282.

The spelling of 4918439 in words is "four million, nine hundred eighteen thousand, four hundred thirty-nine".