2189594 has 8 divisors (see below), whose sum is σ = 3583008. Its totient is φ = 995260.

The previous prime is 2189573. The next prime is 2189599. The reversal of 2189594 is 4959812.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 2 + 1 + 8 + 9⁶ + 5⁷ + 9⁶ + 4¹⁰ .

It is not an unprimeable number, because it can be changed into a prime (2189599) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49742 + ... + 49785.

It is an arithmetic number, because the mean of its divisors is an integer number (447876).

2^2189594 is an apocalyptic number.

2189594 is a deficient number, since it is larger than the sum of its proper divisors (1393414).

2189594 is a wasteful number, since it uses less digits than its factorization.

2189594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99540.

The product of its digits is 25920, while the sum is 38.

The square root of 2189594 is about 1479.7276776488. The cubic root of 2189594 is about 129.8537606036.

The spelling of 2189594 in words is "two million, one hundred eighty-nine thousand, five hundred ninety-four".