4000224403 has 4 divisors (see below), whose sum is σ = 4571685040. Its totient is φ = 3428763768.

The previous prime is 4000224391. The next prime is 4000224421. The reversal of 4000224403 is 3044220004.

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-4000224403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4000224433) 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, 285730308 + ... + 285730321.

It is an arithmetic number, because the mean of its divisors is an integer number (1142921260).

Almost surely, 2^4000224403 is an apocalyptic number.

4000224403 is a deficient number, since it is larger than the sum of its proper divisors (571460637).

4000224403 is an equidigital number, since it uses as much as digits as its factorization.

4000224403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571460636.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 4000224403 is about 63247.3272399712. The cubic root of 4000224403 is about 1587.4307362096.

Adding to 4000224403 its reverse (3044220004), we get a palindrome (7044444407).

The spelling of 4000224403 in words is "four billion, two hundred twenty-four thousand, four hundred three".