22429282 has 8 divisors (see below), whose sum is σ = 34278876. Its totient is φ = 11002992.

The previous prime is 22429271. The next prime is 22429283. The reversal of 22429282 is 28292422.

It can be written as a sum of positive squares in 2 ways, for example, as 22005481 + 423801 = 4691^2 + 651^2 .

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

It is not an unprimeable number, because it can be changed into a prime (22429283) by changing a digit.

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, 105693 + ... + 105904.

Almost surely, 2^22429282 is an apocalyptic number.

22429282 is a deficient number, since it is larger than the sum of its proper divisors (11849594).

22429282 is a wasteful number, since it uses less digits than its factorization.

22429282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211652.

The product of its digits is 9216, while the sum is 31.

The square root of 22429282 is about 4735.9562920280. The cubic root of 22429282 is about 282.0147285368.

The spelling of 22429282 in words is "twenty-two million, four hundred twenty-nine thousand, two hundred eighty-two".