2289142 has 8 divisors (see below), whose sum is σ = 3448800. Its totient is φ = 1139544.

The previous prime is 2289127. The next prime is 2289143. The reversal of 2289142 is 2419822.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2289142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2289143) 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, 1917 + ... + 2872.

It is an arithmetic number, because the mean of its divisors is an integer number (431100).

2^2289142 is an apocalyptic number.

2289142 is a deficient number, since it is larger than the sum of its proper divisors (1159658).

2289142 is a wasteful number, since it uses less digits than its factorization.

2289142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5030.

The product of its digits is 2304, while the sum is 28.

The square root of 2289142 is about 1512.9910773035. The cubic root of 2289142 is about 131.7925652236.

The spelling of 2289142 in words is "two million, two hundred eighty-nine thousand, one hundred forty-two".