22234646 has 8 divisors (see below), whose sum is σ = 38116560. Its totient is φ = 9529128.

The previous prime is 22234643. The next prime is 22234651. The reversal of 22234646 is 64643222.

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

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22234643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 794081 + ... + 794108.

It is an arithmetic number, because the mean of its divisors is an integer number (4764570).

Almost surely, 2^22234646 is an apocalyptic number.

22234646 is a deficient number, since it is larger than the sum of its proper divisors (15881914).

22234646 is a wasteful number, since it uses less digits than its factorization.

22234646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588198.

The product of its digits is 13824, while the sum is 29.

The square root of 22234646 is about 4715.3627644117. The cubic root of 22234646 is about 281.1966051065.

Adding to 22234646 its reverse (64643222), we get a palindrome (86877868).

The spelling of 22234646 in words is "twenty-two million, two hundred thirty-four thousand, six hundred forty-six".