4566739 has 2 divisors, whose sum is σ = 4566740. Its totient is φ = 4566738.

The previous prime is 4566721. The next prime is 4566767. The reversal of 4566739 is 9376654.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4566739 is a prime.

It is not a weakly prime, because it can be changed into another prime (4506739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2283369 + 2283370.

It is an arithmetic number, because the mean of its divisors is an integer number (2283370).

Almost surely, 2^4566739 is an apocalyptic number.

4566739 is a deficient number, since it is larger than the sum of its proper divisors (1).

4566739 is an equidigital number, since it uses as much as digits as its factorization.

4566739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 40.

The square root of 4566739 is about 2136.9929808027. The cubic root of 4566739 is about 165.9085357653.

The spelling of 4566739 in words is "four million, five hundred sixty-six thousand, seven hundred thirty-nine".