23222023 has 4 divisors (see below), whose sum is σ = 25333128. Its totient is φ = 21110920.

The previous prime is 23221997. The next prime is 23222033. The reversal of 23222023 is 32022232.

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 23222023 - 2²¹ = 21124871 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23221988 and 23222006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23222033) 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, 1055536 + ... + 1055557.

It is an arithmetic number, because the mean of its divisors is an integer number (6333282).

Almost surely, 2^23222023 is an apocalyptic number.

23222023 is a deficient number, since it is larger than the sum of its proper divisors (2111105).

23222023 is a wasteful number, since it uses less digits than its factorization.

23222023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2111104.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 23222023 is about 4818.9234274888. The cubic root of 23222023 is about 285.2988472905.

Adding to 23222023 its reverse (32022232), we get a palindrome (55244255).

It can be divided in two parts, 2 and 3222023, that added together give a square (3222025 = 1795²).

The spelling of 23222023 in words is "twenty-three million, two hundred twenty-two thousand, twenty-three".