4454222015 has 4 divisors (see below), whose sum is σ = 5345066424. Its totient is φ = 3563377608.

The previous prime is 4454221999. The next prime is 4454222063. The reversal of 4454222015 is 5102224544.

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 4454222015 - 2⁴ = 4454221999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 445422197 + ... + 445422206.

It is an arithmetic number, because the mean of its divisors is an integer number (1336266606).

Almost surely, 2^4454222015 is an apocalyptic number.

4454222015 is a deficient number, since it is larger than the sum of its proper divisors (890844409).

4454222015 is an equidigital number, since it uses as much as digits as its factorization.

4454222015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890844408.

The product of its (nonzero) digits is 12800, while the sum is 29.

The square root of 4454222015 is about 66739.9581585125. The cubic root of 4454222015 is about 1645.3461779489.

Adding to 4454222015 its reverse (5102224544), we get a palindrome (9556446559).

The spelling of 4454222015 in words is "four billion, four hundred fifty-four million, two hundred twenty-two thousand, fifteen".