3223247 has 2 divisors, whose sum is σ = 3223248. Its totient is φ = 3223246.

The previous prime is 3223223. The next prime is 3223261. The reversal of 3223247 is 7423223.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3223247 - 2⁸ = 3222991 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 (3223547) 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, 1611623 + 1611624.

It is an arithmetic number, because the mean of its divisors is an integer number (1611624).

Almost surely, 2^3223247 is an apocalyptic number.

3223247 is a deficient number, since it is larger than the sum of its proper divisors (1).

3223247 is an equidigital number, since it uses as much as digits as its factorization.

3223247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 23.

The square root of 3223247 is about 1795.3403577038. The cubic root of 3223247 is about 147.7172437961.

The spelling of 3223247 in words is "three million, two hundred twenty-three thousand, two hundred forty-seven".