2022523 has 4 divisors (see below), whose sum is σ = 2025448. Its totient is φ = 2019600.

The previous prime is 2022497. The next prime is 2022539. The reversal of 2022523 is 3252202.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2022523 - 2⁵ = 2022491 is a prime.

It is a Duffinian number.

2022523 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2022497 and 2022506.

It is not an unprimeable number, because it can be changed into a prime (2022583) 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, 223 + ... + 2023.

It is an arithmetic number, because the mean of its divisors is an integer number (506362).

2^2022523 is an apocalyptic number.

2022523 is a deficient number, since it is larger than the sum of its proper divisors (2925).

2022523 is a wasteful number, since it uses less digits than its factorization.

2022523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2924.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 2022523 is about 1422.1543516792. The cubic root of 2022523 is about 126.4632939896.

Adding to 2022523 its reverse (3252202), we get a palindrome (5274725).

The spelling of 2022523 in words is "two million, twenty-two thousand, five hundred twenty-three".