4450528223 has 4 divisors (see below), whose sum is σ = 4469149920. Its totient is φ = 4431906528.

The previous prime is 4450528217. The next prime is 4450528231. The reversal of 4450528223 is 3228250544.

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 4450528223 - 2⁸ = 4450527967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4450528273) 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, 9310490 + ... + 9310967.

It is an arithmetic number, because the mean of its divisors is an integer number (1117287480).

Almost surely, 2^4450528223 is an apocalyptic number.

4450528223 is a deficient number, since it is larger than the sum of its proper divisors (18621697).

4450528223 is a wasteful number, since it uses less digits than its factorization.

4450528223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18621696.

The product of its (nonzero) digits is 76800, while the sum is 35.

The square root of 4450528223 is about 66712.2794019212. The cubic root of 4450528223 is about 1644.8912352524.

Adding to 4450528223 its reverse (3228250544), we get a palindrome (7678778767).

The spelling of 4450528223 in words is "four billion, four hundred fifty million, five hundred twenty-eight thousand, two hundred twenty-three".