22001342 has 16 divisors (see below), whose sum is σ = 36460800. Its totient is φ = 9873240.

The previous prime is 22001341. The next prime is 22001359. The reversal of 22001342 is 24310022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22001341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4592 + ... + 8067.

It is an arithmetic number, because the mean of its divisors is an integer number (2278800).

Almost surely, 2^22001342 is an apocalyptic number.

22001342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22001342 is a deficient number, since it is larger than the sum of its proper divisors (14459458).

22001342 is a wasteful number, since it uses less digits than its factorization.

22001342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12751.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 22001342 is about 4690.5588153225. The cubic root of 22001342 is about 280.2096304297.

Adding to 22001342 its reverse (24310022), we get a palindrome (46311364).

The spelling of 22001342 in words is "twenty-two million, one thousand, three hundred forty-two".