3128859222 has 32 divisors (see below), whose sum is σ = 6360506880. Its totient is φ = 1025956800.

The previous prime is 3128859221. The next prime is 3128859259. The reversal of 3128859222 is 2229588213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3128859221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76554 + ... + 110082.

It is an arithmetic number, because the mean of its divisors is an integer number (198765840).

Almost surely, 2^3128859222 is an apocalyptic number.

3128859222 is an abundant number, since it is smaller than the sum of its proper divisors (3231647658).

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

3128859222 is a wasteful number, since it uses less digits than its factorization.

3128859222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33788.

The product of its digits is 138240, while the sum is 42.

The square root of 3128859222 is about 55936.2067180105. The cubic root of 3128859222 is about 1462.6104579879.

The spelling of 3128859222 in words is "three billion, one hundred twenty-eight million, eight hundred fifty-nine thousand, two hundred twenty-two".