2293289 has 4 divisors (see below), whose sum is σ = 2296320. Its totient is φ = 2290260.

The previous prime is 2293273. The next prime is 2293301. The reversal of 2293289 is 9823922.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 9823922 = 2 ⋅4911961.

It is a cyclic number.

It is not a de Polignac number, because 2293289 - 2⁴ = 2293273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2293219) 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, 692 + ... + 2250.

It is an arithmetic number, because the mean of its divisors is an integer number (574080).

2^2293289 is an apocalyptic number.

It is an amenable number.

2293289 is a deficient number, since it is larger than the sum of its proper divisors (3031).

2293289 is a wasteful number, since it uses less digits than its factorization.

2293289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3030.

The product of its digits is 15552, while the sum is 35.

The square root of 2293289 is about 1514.3609213130. The cubic root of 2293289 is about 131.8721021652.

The spelling of 2293289 in words is "two million, two hundred ninety-three thousand, two hundred eighty-nine".