23200022 has 4 divisors (see below), whose sum is σ = 34800036. Its totient is φ = 11600010.

The previous prime is 23199989. The next prime is 23200027. The reversal of 23200022 is 22000232.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 23199976 and 23200012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23200027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5800004 + ... + 5800007.

It is an arithmetic number, because the mean of its divisors is an integer number (8700009).

Almost surely, 2^23200022 is an apocalyptic number.

23200022 is a deficient number, since it is larger than the sum of its proper divisors (11600014).

23200022 is a wasteful number, since it uses less digits than its factorization.

23200022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11600013.

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 23200022 is about 4816.6401152671. The cubic root of 23200022 is about 285.2087195806.

Adding to 23200022 its reverse (22000232), we get a palindrome (45200254).

The spelling of 23200022 in words is "twenty-three million, two hundred thousand, twenty-two".