2289994 has 16 divisors (see below), whose sum is σ = 4132800. Its totient is φ = 929664.

The previous prime is 2289979. The next prime is 2290003. The reversal of 2289994 is 4999822.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2289994.

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, 4039 + ... + 4570.

It is an arithmetic number, because the mean of its divisors is an integer number (258300).

2^2289994 is an apocalyptic number.

2289994 is a deficient number, since it is larger than the sum of its proper divisors (1842806).

2289994 is a wasteful number, since it uses less digits than its factorization.

2289994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8637.

The product of its digits is 93312, while the sum is 43.

The square root of 2289994 is about 1513.2726125851. The cubic root of 2289994 is about 131.8089139018.

The spelling of 2289994 in words is "two million, two hundred eighty-nine thousand, nine hundred ninety-four".