2289733 has 4 divisors (see below), whose sum is σ = 2293920. Its totient is φ = 2285548.

The previous prime is 2289697. The next prime is 2289739. The reversal of 2289733 is 3379822.

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 an emirpimes, since its reverse is a distinct semiprime: 3379822 = 2 ⋅1689911.

It is a cyclic number.

It is not a de Polignac number, because 2289733 - 2²¹ = 192581 is a prime.

It is a super-2 number, since 2×2289733² = 10485754422578, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2289739) 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, 1123 + ... + 2416.

It is an arithmetic number, because the mean of its divisors is an integer number (573480).

2^2289733 is an apocalyptic number.

It is an amenable number.

2289733 is a deficient number, since it is larger than the sum of its proper divisors (4187).

2289733 is an equidigital number, since it uses as much as digits as its factorization.

2289733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4186.

The product of its digits is 18144, while the sum is 34.

The square root of 2289733 is about 1513.1863731874. The cubic root of 2289733 is about 131.8039061108.

The spelling of 2289733 in words is "two million, two hundred eighty-nine thousand, seven hundred thirty-three".