22442468 has 6 divisors (see below), whose sum is σ = 39274326. Its totient is φ = 11221232.

The previous prime is 22442467. The next prime is 22442473. The reversal of 22442468 is 86424422.

It can be written as a sum of positive squares in only one way, i.e., 21977344 + 465124 = 4688^2 + 682^2 .

It is not an unprimeable number, because it can be changed into a prime (22442467) 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 as a sum of consecutive naturals, namely, 2805305 + ... + 2805312.

It is an arithmetic number, because the mean of its divisors is an integer number (6545721).

Almost surely, 2^22442468 is an apocalyptic number.

It is an amenable number.

22442468 is a deficient number, since it is larger than the sum of its proper divisors (16831858).

22442468 is a wasteful number, since it uses less digits than its factorization.

22442468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5610621 (or 5610619 counting only the distinct ones).

The product of its digits is 24576, while the sum is 32.

The square root of 22442468 is about 4737.3482033729. The cubic root of 22442468 is about 282.0699824637.

The spelling of 22442468 in words is "twenty-two million, four hundred forty-two thousand, four hundred sixty-eight".