22064403 has 4 divisors (see below), whose sum is σ = 29419208. Its totient is φ = 14709600.

The previous prime is 22064387. The next prime is 22064411. The reversal of 22064403 is 30446022.

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

It is not a de Polignac number, because 22064403 - 2⁴ = 22064387 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22064403.

It is not an unprimeable number, because it can be changed into a prime (22064423) 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 3 ways as a sum of consecutive naturals, for example, 3677398 + ... + 3677403.

It is an arithmetic number, because the mean of its divisors is an integer number (7354802).

Almost surely, 2^22064403 is an apocalyptic number.

22064403 is a deficient number, since it is larger than the sum of its proper divisors (7354805).

22064403 is an equidigital number, since it uses as much as digits as its factorization.

22064403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7354804.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 22064403 is about 4697.2761255860. The cubic root of 22064403 is about 280.4770905378.

The spelling of 22064403 in words is "twenty-two million, sixty-four thousand, four hundred three".