2889122 has 16 divisors (see below), whose sum is σ = 4560192. Its totient is φ = 1370160.

The previous prime is 2889119. The next prime is 2889149. The reversal of 2889122 is 2219882.

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, 8153 + ... + 8499.

It is an arithmetic number, because the mean of its divisors is an integer number (285012).

2^2889122 is an apocalyptic number.

2889122 is the 1388-th pentagonal number.

2889122 is a deficient number, since it is larger than the sum of its proper divisors (1671070).

2889122 is a wasteful number, since it uses less digits than its factorization.

2889122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553.

The product of its digits is 4608, while the sum is 32.

The square root of 2889122 is about 1699.7417450895. The cubic root of 2889122 is about 142.4257867390.

The spelling of 2889122 in words is "two million, eight hundred eighty-nine thousand, one hundred twenty-two".