2042289 has 12 divisors (see below), whose sum is σ = 3030196. Its totient is φ = 1324512.

The previous prime is 2042281. The next prime is 2042297. The reversal of 2042289 is 9822402.

It is an interprime number because it is at equal distance from previous prime (2042281) and next prime (2042297).

It can be written as a sum of positive squares in 2 ways, for example, as 1912689 + 129600 = 1383^2 + 360^2 .

It is not a de Polignac number, because 2042289 - 2³ = 2042281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2042281) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2734 + ... + 3399.

2^2042289 is an apocalyptic number.

It is an amenable number.

2042289 is a deficient number, since it is larger than the sum of its proper divisors (987907).

2042289 is a wasteful number, since it uses less digits than its factorization.

2042289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6176 (or 6173 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 2042289 is about 1429.0867713334. The cubic root of 2042289 is about 126.8739319800.

The spelling of 2042289 in words is "two million, forty-two thousand, two hundred eighty-nine".