22284242 has 8 divisors (see below), whose sum is σ = 33447036. Its totient is φ = 11135232.

The previous prime is 22284239. The next prime is 22284299. The reversal of 22284242 is 24248222.

It can be written as a sum of positive squares in 2 ways, for example, as 22174681 + 109561 = 4709^2 + 331^2 .

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

It is an unprimeable number.

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, 3038 + ... + 7334.

Almost surely, 2^22284242 is an apocalyptic number.

22284242 is a deficient number, since it is larger than the sum of its proper divisors (11162794).

22284242 is a wasteful number, since it uses less digits than its factorization.

22284242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6892.

The product of its digits is 4096, while the sum is 26.

The square root of 22284242 is about 4720.6188153673. The cubic root of 22284242 is about 281.4055263594.

The spelling of 22284242 in words is "twenty-two million, two hundred eighty-four thousand, two hundred forty-two".