22234433 has 4 divisors (see below), whose sum is σ = 23944788. Its totient is φ = 20524080.

The previous prime is 22234417. The next prime is 22234451. The reversal of 22234433 is 33443222.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33443222 = 2 ⋅16721611.

It can be written as a sum of positive squares in 2 ways, for example, as 2458624 + 19775809 = 1568^2 + 4447^2 .

It is a cyclic number.

It is not a de Polignac number, because 22234433 - 2⁴ = 22234417 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22234399 and 22234408.

It is not an unprimeable number, because it can be changed into a prime (22234403) 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, 855158 + ... + 855183.

It is an arithmetic number, because the mean of its divisors is an integer number (5986197).

Almost surely, 2^22234433 is an apocalyptic number.

It is an amenable number.

22234433 is a deficient number, since it is larger than the sum of its proper divisors (1710355).

22234433 is a wasteful number, since it uses less digits than its factorization.

22234433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1710354.

The product of its digits is 3456, while the sum is 23.

The square root of 22234433 is about 4715.3401786085. The cubic root of 22234433 is about 281.1957071825.

Adding to 22234433 its reverse (33443222), we get a palindrome (55677655).

The spelling of 22234433 in words is "twenty-two million, two hundred thirty-four thousand, four hundred thirty-three".