3902222 has 8 divisors (see below), whose sum is σ = 5978016. Its totient is φ = 1909552.

The previous prime is 3902219. The next prime is 3902237. The reversal of 3902222 is 2222093.

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

3902222 is a modest number, since divided by 2222 gives 390 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 3902194 and 3902203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20663 + ... + 20850.

It is an arithmetic number, because the mean of its divisors is an integer number (747252).

Almost surely, 2^3902222 is an apocalyptic number.

3902222 is a deficient number, since it is larger than the sum of its proper divisors (2075794).

3902222 is a wasteful number, since it uses less digits than its factorization.

3902222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41562.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 3902222 is about 1975.4042624233. The cubic root of 3902222 is about 157.4359796916.

The spelling of 3902222 in words is "three million, nine hundred two thousand, two hundred twenty-two".