4639343 has 2 divisors, whose sum is σ = 4639344. Its totient is φ = 4639342.

The previous prime is 4639331. The next prime is 4639361. The reversal of 4639343 is 3439364.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4639343 - 2²⁰ = 3590767 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4639373) 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, 2319671 + 2319672.

It is an arithmetic number, because the mean of its divisors is an integer number (2319672).

Almost surely, 2^4639343 is an apocalyptic number.

4639343 is a deficient number, since it is larger than the sum of its proper divisors (1).

4639343 is an equidigital number, since it uses as much as digits as its factorization.

4639343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 32.

The square root of 4639343 is about 2153.9134151586. The cubic root of 4639343 is about 166.7831456880.

The spelling of 4639343 in words is "four million, six hundred thirty-nine thousand, three hundred forty-three".