4220447473 has 8 divisors (see below), whose sum is σ = 4615117920. Its totient is φ = 3827609280.

The previous prime is 4220447453. The next prime is 4220447479. The reversal of 4220447473 is 3747440224.

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

It is not a de Polignac number, because 4220447473 - 2⁹ = 4220446961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4220447479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 453240 + ... + 462457.

It is an arithmetic number, because the mean of its divisors is an integer number (576889740).

Almost surely, 2^4220447473 is an apocalyptic number.

It is an amenable number.

4220447473 is a deficient number, since it is larger than the sum of its proper divisors (394670447).

4220447473 is a wasteful number, since it uses less digits than its factorization.

4220447473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916127.

The product of its (nonzero) digits is 150528, while the sum is 37.

The square root of 4220447473 is about 64964.9711229059. The cubic root of 4220447473 is about 1616.0427051880.

Adding to 4220447473 its reverse (3747440224), we get a palindrome (7967887697).

The spelling of 4220447473 in words is "four billion, two hundred twenty million, four hundred forty-seven thousand, four hundred seventy-three".