1223433 has 6 divisors (see below), whose sum is σ = 1767194. Its totient is φ = 815616.

The previous prime is 1223419. The next prime is 1223437. The reversal of 1223433 is 3343221.

It can be written as a sum of positive squares in only one way, i.e., 1159929 + 63504 = 1077^2 + 252^2 .

It is not a de Polignac number, because 1223433 - 2⁸ = 1223177 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1223437) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67960 + ... + 67977.

2^1223433 is an apocalyptic number.

It is an amenable number.

1223433 is a deficient number, since it is larger than the sum of its proper divisors (543761).

1223433 is a wasteful number, since it uses less digits than its factorization.

1223433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135943 (or 135940 counting only the distinct ones).

The product of its digits is 432, while the sum is 18.

The square root of 1223433 is about 1106.0890560891. The cubic root of 1223433 is about 106.9531049051.

Adding to 1223433 its reverse (3343221), we get a palindrome (4566654).

The spelling of 1223433 in words is "one million, two hundred twenty-three thousand, four hundred thirty-three".