22316230 has 8 divisors (see below), whose sum is σ = 40169232. Its totient is φ = 8926488.

The previous prime is 22316227. The next prime is 22316237. The reversal of 22316230 is 3261322.

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

It is a super-3 number, since 3×22316230³ (a number of 23 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22316198 and 22316207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22316237) 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, 1115802 + ... + 1115821.

It is an arithmetic number, because the mean of its divisors is an integer number (5021154).

Almost surely, 2^22316230 is an apocalyptic number.

22316230 is a deficient number, since it is larger than the sum of its proper divisors (17853002).

22316230 is a wasteful number, since it uses less digits than its factorization.

22316230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2231630.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 22316230 is about 4724.0057154919. The cubic root of 22316230 is about 281.5401101949.

Adding to 22316230 its reverse (3261322), we get a palindrome (25577552).

The spelling of 22316230 in words is "twenty-two million, three hundred sixteen thousand, two hundred thirty".