22234632 has 128 divisors (see below), whose sum is σ = 67488000. Its totient is φ = 6096384.

The previous prime is 22234627. The next prime is 22234633. The reversal of 22234632 is 23643222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (22234633) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 304548 + ... + 304620.

It is an arithmetic number, because the mean of its divisors is an integer number (527250).

Almost surely, 2^22234632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22234632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33744000).

22234632 is an abundant number, since it is smaller than the sum of its proper divisors (45253368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22234632 is a wasteful number, since it uses less digits than its factorization.

22234632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140 (or 122 counting only the distinct ones).

The product of its digits is 3456, while the sum is 24.

The square root of 22234632 is about 4715.3612799021. The cubic root of 22234632 is about 281.1965460882.

Adding to 22234632 its reverse (23643222), we get a palindrome (45877854).

The spelling of 22234632 in words is "twenty-two million, two hundred thirty-four thousand, six hundred thirty-two".