3900222200 has 48 divisors (see below), whose sum is σ = 10363451280. Its totient is φ = 1337218560.

The previous prime is 3900222167. The next prime is 3900222203. The reversal of 3900222200 is 22220093.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3900222203) 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 11 ways as a sum of consecutive naturals, for example, 1391537 + ... + 1394336.

It is an arithmetic number, because the mean of its divisors is an integer number (215905235).

Almost surely, 2^3900222200 is an apocalyptic number.

It is an amenable number.

3900222200 is an abundant number, since it is smaller than the sum of its proper divisors (6463229080).

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

3900222200 is a wasteful number, since it uses less digits than its factorization.

3900222200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2785896 (or 2785887 counting only the distinct ones).

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

The square root of 3900222200 is about 62451.7589824338. The cubic root of 3900222200 is about 1574.0908097676.

Adding to 3900222200 its reverse (22220093), we get a palindrome (3922442293).

The spelling of 3900222200 in words is "three billion, nine hundred million, two hundred twenty-two thousand, two hundred".