2273233 has 4 divisors (see below), whose sum is σ = 2276848. Its totient is φ = 2269620.

The previous prime is 2273231. The next prime is 2273239. The reversal of 2273233 is 3323722.

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: 3323722 = 2 ⋅1661861.

It is a cyclic number.

It is not a de Polignac number, because 2273233 - 2¹ = 2273231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2273231) 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, 591 + ... + 2212.

It is an arithmetic number, because the mean of its divisors is an integer number (569212).

2^2273233 is an apocalyptic number.

It is an amenable number.

2273233 is a deficient number, since it is larger than the sum of its proper divisors (3615).

2273233 is an equidigital number, since it uses as much as digits as its factorization.

2273233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3614.

The product of its digits is 1512, while the sum is 22.

The square root of 2273233 is about 1507.7244443200. The cubic root of 2273233 is about 131.4865460653.

Adding to 2273233 its reverse (3323722), we get a palindrome (5596955).

The spelling of 2273233 in words is "two million, two hundred seventy-three thousand, two hundred thirty-three".