20222433 has 64 divisors (see below), whose sum is σ = 38154240. Its totient is φ = 10281600.

The previous prime is 20222413. The next prime is 20222437. The reversal of 20222433 is 33422202.

It is not a de Polignac number, because 20222433 - 2⁹ = 20221921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20222437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 147541 + ... + 147677.

It is an arithmetic number, because the mean of its divisors is an integer number (596160).

Almost surely, 2^20222433 is an apocalyptic number.

It is an amenable number.

20222433 is a deficient number, since it is larger than the sum of its proper divisors (17931807).

20222433 is a wasteful number, since it uses less digits than its factorization.

20222433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235 (or 229 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 20222433 is about 4496.9359568488. The cubic root of 20222433 is about 272.4443474150. Note that the first 3 decimals are identical.

Adding to 20222433 its product of nonzero digits (576), we get a square (20223009 = 4497²).

Adding to 20222433 its reverse (33422202), we get a palindrome (53644635).

The spelling of 20222433 in words is "twenty million, two hundred twenty-two thousand, four hundred thirty-three".