22353243 has 8 divisors (see below), whose sum is σ = 32513856. Its totient is φ = 13547400.

The previous prime is 22353223. The next prime is 22353251. The reversal of 22353243 is 34235322.

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

It is not a de Polignac number, because 22353243 - 2⁶ = 22353179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22353223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338653 + ... + 338718.

It is an arithmetic number, because the mean of its divisors is an integer number (4064232).

Almost surely, 2^22353243 is an apocalyptic number.

22353243 is a deficient number, since it is larger than the sum of its proper divisors (10160613).

22353243 is a wasteful number, since it uses less digits than its factorization.

22353243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677385.

The product of its digits is 4320, while the sum is 24.

The square root of 22353243 is about 4727.9216364064. The cubic root of 22353243 is about 281.6956754238.

Adding to 22353243 its reverse (34235322), we get a palindrome (56588565).

The spelling of 22353243 in words is "twenty-two million, three hundred fifty-three thousand, two hundred forty-three".