2189674 has 16 divisors (see below), whose sum is σ = 3578400. Its totient is φ = 1000944.

The previous prime is 2189647. The next prime is 2189699. The reversal of 2189674 is 4769812.

It is an alternating number because its digits alternate between even and odd.

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, 109 + ... + 2095.

It is an arithmetic number, because the mean of its divisors is an integer number (223650).

2^2189674 is an apocalyptic number.

2189674 is a deficient number, since it is larger than the sum of its proper divisors (1388726).

2189674 is a wasteful number, since it uses less digits than its factorization.

2189674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2037.

The product of its digits is 24192, while the sum is 37.

The square root of 2189674 is about 1479.7547094029. The cubic root of 2189674 is about 129.8553420497.

The spelling of 2189674 in words is "two million, one hundred eighty-nine thousand, six hundred seventy-four".