4542220323 has 24 divisors (see below), whose sum is σ = 6817749120. Its totient is φ = 2910579840.

The previous prime is 4542220303. The next prime is 4542220337. The reversal of 4542220323 is 3230222454.

It is a happy number.

4542220323 is a `hidden beast` number, since 454 + 2 + 2 + 203 + 2 + 3 = 666.

It is not a de Polignac number, because 4542220323 - 2¹⁶ = 4542154787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4542220303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19183 + ... + 97223.

It is an arithmetic number, because the mean of its divisors is an integer number (284072880).

Almost surely, 2^4542220323 is an apocalyptic number.

4542220323 is a deficient number, since it is larger than the sum of its proper divisors (2275528797).

4542220323 is a wasteful number, since it uses less digits than its factorization.

4542220323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78299 (or 78296 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 4542220323 is about 67395.9963425128. The cubic root of 4542220323 is about 1656.1108356731.

Adding to 4542220323 its reverse (3230222454), we get a palindrome (7772442777).

The spelling of 4542220323 in words is "four billion, five hundred forty-two million, two hundred twenty thousand, three hundred twenty-three".