22006342 has 32 divisors (see below), whose sum is σ = 35852544. Its totient is φ = 10108800.

The previous prime is 22006339. The next prime is 22006343. The reversal of 22006342 is 24360022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22006343) 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 15 ways as a sum of consecutive naturals, for example, 121492 + ... + 121672.

It is an arithmetic number, because the mean of its divisors is an integer number (1120392).

Almost surely, 2^22006342 is an apocalyptic number.

22006342 is a deficient number, since it is larger than the sum of its proper divisors (13846202).

22006342 is a wasteful number, since it uses less digits than its factorization.

22006342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 22006342 is about 4691.0917705796. The cubic root of 22006342 is about 280.2308555294.

Adding to 22006342 its reverse (24360022), we get a palindrome (46366364).

The spelling of 22006342 in words is "twenty-two million, six thousand, three hundred forty-two".