3922256 has 40 divisors (see below), whose sum is σ = 8306760. Its totient is φ = 1783296.

The previous prime is 3922249. The next prime is 3922267. The reversal of 3922256 is 6522293.

It can be written as a sum of positive squares in 4 ways, for example, as 1032256 + 2890000 = 1016^2 + 1700^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22586 + ... + 22758.

It is an arithmetic number, because the mean of its divisors is an integer number (207669).

Almost surely, 2^3922256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3922256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4153380).

3922256 is an abundant number, since it is smaller than the sum of its proper divisors (4384504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3922256 is a wasteful number, since it uses less digits than its factorization.

3922256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303 (or 297 counting only the distinct ones).

The product of its digits is 6480, while the sum is 29.

The square root of 3922256 is about 1980.4686314103. The cubic root of 3922256 is about 157.7049452615.

The spelling of 3922256 in words is "three million, nine hundred twenty-two thousand, two hundred fifty-six".