2271233 has 8 divisors (see below), whose sum is σ = 2333760. Its totient is φ = 2209680.

The previous prime is 2271229. The next prime is 2271239. The reversal of 2271233 is 3321722.

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

It is a cyclic number.

It is not a de Polignac number, because 2271233 - 2² = 2271229 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2271239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7148 + ... + 7458.

It is an arithmetic number, because the mean of its divisors is an integer number (291720).

It is a Proth number, since it is equal to 1109 ⋅ 2¹¹ + 1 and 1109 < 2¹¹.

2^2271233 is an apocalyptic number.

It is an amenable number.

2271233 is a deficient number, since it is larger than the sum of its proper divisors (62527).

2271233 is a wasteful number, since it uses less digits than its factorization.

2271233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487.

The product of its digits is 504, while the sum is 20.

The square root of 2271233 is about 1507.0610472041. The cubic root of 2271233 is about 131.4479739449.

Adding to 2271233 its reverse (3321722), we get a palindrome (5592955).

The spelling of 2271233 in words is "two million, two hundred seventy-one thousand, two hundred thirty-three".