2289842 has 8 divisors (see below), whose sum is σ = 3615600. Its totient is φ = 1084644.

The previous prime is 2289841. The next prime is 2289863. The reversal of 2289842 is 2489822.

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

It is not an unprimeable number, because it can be changed into a prime (2289841) 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, 30092 + ... + 30167.

It is an arithmetic number, because the mean of its divisors is an integer number (451950).

2^2289842 is an apocalyptic number.

2289842 is a deficient number, since it is larger than the sum of its proper divisors (1325758).

2289842 is a wasteful number, since it uses less digits than its factorization.

2289842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60280.

The product of its digits is 18432, while the sum is 35.

The square root of 2289842 is about 1513.2223894722. Note that the first 3 decimals coincide. The cubic root of 2289842 is about 131.8059975334.

The spelling of 2289842 in words is "two million, two hundred eighty-nine thousand, eight hundred forty-two".