4022023 has 4 divisors (see below), whose sum is σ = 4059720. Its totient is φ = 3984328.

The previous prime is 4022021. The next prime is 4022027. The reversal of 4022023 is 3202204.

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 4022023 - 2¹ = 4022021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4021994 and 4022012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4022021) 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, 18688 + ... + 18901.

It is an arithmetic number, because the mean of its divisors is an integer number (1014930).

Almost surely, 2^4022023 is an apocalyptic number.

4022023 is a deficient number, since it is larger than the sum of its proper divisors (37697).

4022023 is a wasteful number, since it uses less digits than its factorization.

4022023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37696.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 4022023 is about 2005.4981924699. The cubic root of 4022023 is about 159.0308999450.

Adding to 4022023 its reverse (3202204), we get a palindrome (7224227).

The spelling of 4022023 in words is "four million, twenty-two thousand, twenty-three".