22240630 has 8 divisors (see below), whose sum is σ = 40033152. Its totient is φ = 8896248.

The previous prime is 22240601. The next prime is 22240637. The reversal of 22240630 is 3604222.

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

It is a junction number, because it is equal to n+sod(n) for n = 22240598 and 22240607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22240637) 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, 1112022 + ... + 1112041.

It is an arithmetic number, because the mean of its divisors is an integer number (5004144).

Almost surely, 2^22240630 is an apocalyptic number.

22240630 is a deficient number, since it is larger than the sum of its proper divisors (17792522).

22240630 is a wasteful number, since it uses less digits than its factorization.

22240630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2224070.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 22240630 is about 4715.9972434258. The cubic root of 22240630 is about 281.2218289479.

Adding to 22240630 its reverse (3604222), we get a palindrome (25844852).

The spelling of 22240630 in words is "twenty-two million, two hundred forty thousand, six hundred thirty".