22632043 has 4 divisors (see below), whose sum is σ = 25865200. Its totient is φ = 19398888.

The previous prime is 22632019. The next prime is 22632053. The reversal of 22632043 is 34023622.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22632043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22632013) 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, 1616568 + ... + 1616581.

It is an arithmetic number, because the mean of its divisors is an integer number (6466300).

Almost surely, 2^22632043 is an apocalyptic number.

22632043 is a deficient number, since it is larger than the sum of its proper divisors (3233157).

22632043 is an equidigital number, since it uses as much as digits as its factorization.

22632043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3233156.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 22632043 is about 4757.3146837265. The cubic root of 22632043 is about 282.8619861697.

Adding to 22632043 its reverse (34023622), we get a palindrome (56655665).

The spelling of 22632043 in words is "twenty-two million, six hundred thirty-two thousand, forty-three".