3902223 has 8 divisors (see below), whose sum is σ = 5603248. Its totient is φ = 2401344.

The previous prime is 3902219. The next prime is 3902237. The reversal of 3902223 is 3222093.

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

It is not a de Polignac number, because 3902223 - 2² = 3902219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3902223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3902243) 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 in 7 ways as a sum of consecutive naturals, for example, 49990 + ... + 50067.

It is an arithmetic number, because the mean of its divisors is an integer number (700406).

Almost surely, 2^3902223 is an apocalyptic number.

3902223 is a deficient number, since it is larger than the sum of its proper divisors (1701025).

3902223 is a wasteful number, since it uses less digits than its factorization.

3902223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100073.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 3902223 is about 1975.4045155360. The cubic root of 3902223 is about 157.4359931400.

The spelling of 3902223 in words is "three million, nine hundred two thousand, two hundred twenty-three".