22032143 has 16 divisors (see below), whose sum is σ = 25933824. Its totient is φ = 18326400.

The previous prime is 22032133. The next prime is 22032149. The reversal of 22032143 is 34123022.

It is a cyclic number.

It is not a de Polignac number, because 22032143 - 2¹⁴ = 22015759 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22032149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54743 + ... + 55143.

It is an arithmetic number, because the mean of its divisors is an integer number (1620864).

Almost surely, 2^22032143 is an apocalyptic number.

22032143 is a deficient number, since it is larger than the sum of its proper divisors (3901681).

22032143 is a wasteful number, since it uses less digits than its factorization.

22032143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 22032143 is about 4693.8409644981. The cubic root of 22032143 is about 280.3403302205.

Adding to 22032143 its reverse (34123022), we get a palindrome (56155165).

The spelling of 22032143 in words is "twenty-two million, thirty-two thousand, one hundred forty-three".