4224421403 has 4 divisors (see below), whose sum is σ = 4283920368. Its totient is φ = 4164922440.

The previous prime is 4224421391. The next prime is 4224421427. The reversal of 4224421403 is 3041244224.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4224421403 - 2¹⁴ = 4224405019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4224421483) 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, 29749376 + ... + 29749517.

It is an arithmetic number, because the mean of its divisors is an integer number (1070980092).

Almost surely, 2^4224421403 is an apocalyptic number.

4224421403 is a deficient number, since it is larger than the sum of its proper divisors (59498965).

4224421403 is an equidigital number, since it uses as much as digits as its factorization.

4224421403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59498964.

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 4224421403 is about 64995.5491014577. The cubic root of 4224421403 is about 1616.5497624799.

Adding to 4224421403 its reverse (3041244224), we get a palindrome (7265665627).

The spelling of 4224421403 in words is "four billion, two hundred twenty-four million, four hundred twenty-one thousand, four hundred three".