4459739 has 2 divisors, whose sum is σ = 4459740. Its totient is φ = 4459738.

The previous prime is 4459733. The next prime is 4459747. The reversal of 4459739 is 9379544.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4459739 is a prime.

It is a d-powerful number, because it can be written as 4⁹ + 4¹¹ + 5⁵ + 9 + 7² + 3³ + 9² .

It is a junction number, because it is equal to n+sod(n) for n = 4459696 and 4459705.

It is not a weakly prime, because it can be changed into another prime (4459733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2229869 + 2229870.

It is an arithmetic number, because the mean of its divisors is an integer number (2229870).

Almost surely, 2^4459739 is an apocalyptic number.

4459739 is a deficient number, since it is larger than the sum of its proper divisors (1).

4459739 is an equidigital number, since it uses as much as digits as its factorization.

4459739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 136080, while the sum is 41.

The square root of 4459739 is about 2111.8094137493. The cubic root of 4459739 is about 164.6025204500.

The spelling of 4459739 in words is "four million, four hundred fifty-nine thousand, seven hundred thirty-nine".