3222140 has 24 divisors (see below), whose sum is σ = 6986112. Its totient is φ = 1247040.

The previous prime is 3222137. The next prime is 3222151. The reversal of 3222140 is 412223.

3222140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1979 + ... + 3218.

It is an arithmetic number, because the mean of its divisors is an integer number (291088).

Almost surely, 2^3222140 is an apocalyptic number.

It is an amenable number.

3222140 is an abundant number, since it is smaller than the sum of its proper divisors (3763972).

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

3222140 is a wasteful number, since it uses less digits than its factorization.

3222140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5237 (or 5235 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 3222140 is about 1795.0320331404. The cubic root of 3222140 is about 147.7003310667.

Adding to 3222140 its reverse (412223), we get a palindrome (3634363).

The spelling of 3222140 in words is "three million, two hundred twenty-two thousand, one hundred forty".