3936223 has 2 divisors, whose sum is σ = 3936224. Its totient is φ = 3936222.

The previous prime is 3936217. The next prime is 3936227. The reversal of 3936223 is 3226393.

It is a strong prime.

It is an emirp because it is prime and its reverse (3226393) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3936223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3936191 and 3936200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3936227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1968111 + 1968112.

It is an arithmetic number, because the mean of its divisors is an integer number (1968112).

Almost surely, 2^3936223 is an apocalyptic number.

3936223 is a deficient number, since it is larger than the sum of its proper divisors (1).

3936223 is an equidigital number, since it uses as much as digits as its factorization.

3936223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832, while the sum is 28.

The square root of 3936223 is about 1983.9916834503. The cubic root of 3936223 is about 157.8919172148.

The spelling of 3936223 in words is "three million, nine hundred thirty-six thousand, two hundred twenty-three".