23022238 has 8 divisors (see below), whose sum is σ = 35375760. Its totient is φ = 11230320.

The previous prime is 23022221. The next prime is 23022239. The reversal of 23022238 is 83222032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23022239) 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, 140298 + ... + 140461.

It is an arithmetic number, because the mean of its divisors is an integer number (4421970).

Almost surely, 2^23022238 is an apocalyptic number.

23022238 is a deficient number, since it is larger than the sum of its proper divisors (12353522).

23022238 is a wasteful number, since it uses less digits than its factorization.

23022238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280802.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 23022238 is about 4798.1494349384. The cubic root of 23022238 is about 284.4783234092.

The spelling of 23022238 in words is "twenty-three million, twenty-two thousand, two hundred thirty-eight".