22436630 has 8 divisors (see below), whose sum is σ = 40385952. Its totient is φ = 8974648.

The previous prime is 22436629. The next prime is 22436641. The reversal of 22436630 is 3663422.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22436630.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1121822 + ... + 1121841.

It is an arithmetic number, because the mean of its divisors is an integer number (5048244).

Almost surely, 2^22436630 is an apocalyptic number.

22436630 is a deficient number, since it is larger than the sum of its proper divisors (17949322).

22436630 is a wasteful number, since it uses less digits than its factorization.

22436630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2243670.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 22436630 is about 4736.7319957963. The cubic root of 22436630 is about 282.0455218835.

The spelling of 22436630 in words is "twenty-two million, four hundred thirty-six thousand, six hundred thirty".