4458739 has 2 divisors, whose sum is σ = 4458740. Its totient is φ = 4458738.

The previous prime is 4458737. The next prime is 4458793. The reversal of 4458739 is 9378544.

Together with next prime (4458793) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4458739 - 2¹ = 4458737 is a prime.

Together with 4458737, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4458737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2229369 + 2229370.

It is an arithmetic number, because the mean of its divisors is an integer number (2229370).

Almost surely, 2^4458739 is an apocalyptic number.

4458739 is a deficient number, since it is larger than the sum of its proper divisors (1).

4458739 is an equidigital number, since it uses as much as digits as its factorization.

4458739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 40.

The square root of 4458739 is about 2111.5726366857. The cubic root of 4458739 is about 164.5902166788.

The spelling of 4458739 in words is "four million, four hundred fifty-eight thousand, seven hundred thirty-nine".