4243022023 has 4 divisors (see below), whose sum is σ = 4244293080. Its totient is φ = 4241750968.

The previous prime is 4243022009. The next prime is 4243022057. The reversal of 4243022023 is 3202203424.

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 4243022023 - 2²¹ = 4240924871 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4243021985 and 4243022003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4243022123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 630508 + ... + 637201.

It is an arithmetic number, because the mean of its divisors is an integer number (1061073270).

Almost surely, 2^4243022023 is an apocalyptic number.

4243022023 is a deficient number, since it is larger than the sum of its proper divisors (1271057).

4243022023 is a wasteful number, since it uses less digits than its factorization.

4243022023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271056.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 4243022023 is about 65138.4834256985. The cubic root of 4243022023 is about 1618.9189076979.

Adding to 4243022023 its reverse (3202203424), we get a palindrome (7445225447).

The spelling of 4243022023 in words is "four billion, two hundred forty-three million, twenty-two thousand, twenty-three".