22040233 has 8 divisors (see below), whose sum is σ = 23315328. Its totient is φ = 20791584.

The previous prime is 22040231. The next prime is 22040267. The reversal of 22040233 is 33204022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22040233 - 2¹ = 22040231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22040231) 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 7 ways as a sum of consecutive naturals, for example, 4885 + ... + 8242.

It is an arithmetic number, because the mean of its divisors is an integer number (2914416).

Almost surely, 2^22040233 is an apocalyptic number.

22040233 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

22040233 is a deficient number, since it is larger than the sum of its proper divisors (1275095).

22040233 is a wasteful number, since it uses less digits than its factorization.

22040233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13223.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 22040233 is about 4694.7026529909. The cubic root of 22040233 is about 280.3746388174.

Adding to 22040233 its reverse (33204022), we get a palindrome (55244255).

The spelling of 22040233 in words is "twenty-two million, forty thousand, two hundred thirty-three".