4223531445 has 32 divisors (see below), whose sum is σ = 7725527040. Its totient is φ = 1930132800.

The previous prime is 4223531407. The next prime is 4223531447. The reversal of 4223531445 is 5441353224.

It is not a de Polignac number, because 4223531445 - 2⁸ = 4223531189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223531447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 527220 + ... + 535170.

It is an arithmetic number, because the mean of its divisors is an integer number (241422720).

Almost surely, 2^4223531445 is an apocalyptic number.

It is an amenable number.

4223531445 is a deficient number, since it is larger than the sum of its proper divisors (3501995595).

4223531445 is a wasteful number, since it uses less digits than its factorization.

4223531445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13025.

The product of its digits is 57600, while the sum is 33.

The square root of 4223531445 is about 64988.7024412705. The cubic root of 4223531445 is about 1616.4362351038.

Adding to 4223531445 its reverse (5441353224), we get a palindrome (9664884669).

The spelling of 4223531445 in words is "four billion, two hundred twenty-three million, five hundred thirty-one thousand, four hundred forty-five".