3956223 has 8 divisors (see below), whose sum is σ = 5585328. Its totient is φ = 2482304.

The previous prime is 3956221. The next prime is 3956233. The reversal of 3956223 is 3226593.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3956223 - 2¹ = 3956221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3956221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38736 + ... + 38837.

It is an arithmetic number, because the mean of its divisors is an integer number (698166).

Almost surely, 2^3956223 is an apocalyptic number.

3956223 is a deficient number, since it is larger than the sum of its proper divisors (1629105).

3956223 is a wasteful number, since it uses less digits than its factorization.

3956223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77593.

The product of its digits is 9720, while the sum is 30.

The square root of 3956223 is about 1989.0256408604. The cubic root of 3956223 is about 158.1588825308.

The spelling of 3956223 in words is "three million, nine hundred fifty-six thousand, two hundred twenty-three".