3223739 has 2 divisors, whose sum is σ = 3223740. Its totient is φ = 3223738.

The previous prime is 3223729. The next prime is 3223741. The reversal of 3223739 is 9373223.

3223739 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (9373223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3223739 - 2¹⁶ = 3158203 is a prime.

Together with 3223741, it forms a pair of twin primes.

It is a Chen prime.

It is a d-powerful number, because it can be written as 3⁷ + 2³ + 2¹⁵ + 3¹³ + 7² + 3¹³ + 9² .

It is not a weakly prime, because it can be changed into another prime (3223709) 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, 1611869 + 1611870.

It is an arithmetic number, because the mean of its divisors is an integer number (1611870).

Almost surely, 2^3223739 is an apocalyptic number.

3223739 is a deficient number, since it is larger than the sum of its proper divisors (1).

3223739 is an equidigital number, since it uses as much as digits as its factorization.

3223739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6804, while the sum is 29.

The square root of 3223739 is about 1795.4773738480. The cubic root of 3223739 is about 147.7247593218.

The spelling of 3223739 in words is "three million, two hundred twenty-three thousand, seven hundred thirty-nine".