23228318 has 4 divisors (see below), whose sum is σ = 34842480. Its totient is φ = 11614158.

The previous prime is 23228311. The next prime is 23228323. The reversal of 23228318 is 81382232.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23228311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5807078 + ... + 5807081.

It is an arithmetic number, because the mean of its divisors is an integer number (8710620).

Almost surely, 2^23228318 is an apocalyptic number.

23228318 is a deficient number, since it is larger than the sum of its proper divisors (11614162).

23228318 is a wasteful number, since it uses less digits than its factorization.

23228318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11614161.

The product of its digits is 4608, while the sum is 29.

The square root of 23228318 is about 4819.5765374149. The cubic root of 23228318 is about 285.3246244588.

The spelling of 23228318 in words is "twenty-three million, two hundred twenty-eight thousand, three hundred eighteen".