22632246 has 96 divisors (see below), whose sum is σ = 62008128. Its totient is φ = 5806080.

The previous prime is 22632229. The next prime is 22632251. The reversal of 22632246 is 64223622.

22632246 is a `hidden beast` number, since 2 + 2 + 632 + 24 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 66990 + ... + 67326.

It is an arithmetic number, because the mean of its divisors is an integer number (645918).

Almost surely, 2^22632246 is an apocalyptic number.

22632246 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 22632246, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31004064).

22632246 is an abundant number, since it is smaller than the sum of its proper divisors (39375882).

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

22632246 is a wasteful number, since it uses less digits than its factorization.

22632246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406 (or 403 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 22632246 is about 4757.3360192444. The cubic root of 22632246 is about 282.8628318852.

Adding to 22632246 its reverse (64223622), we get a palindrome (86855868).

The spelling of 22632246 in words is "twenty-two million, six hundred thirty-two thousand, two hundred forty-six".