22041342 has 16 divisors (see below), whose sum is σ = 48980880. Its totient is φ = 7347096.

The previous prime is 22041323. The next prime is 22041343. The reversal of 22041342 is 24314022.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22041343) 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 7 ways as a sum of consecutive naturals, for example, 204033 + ... + 204140.

It is an arithmetic number, because the mean of its divisors is an integer number (3061305).

Almost surely, 2^22041342 is an apocalyptic number.

22041342 is an abundant number, since it is smaller than the sum of its proper divisors (26939538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22041342 is a wasteful number, since it uses less digits than its factorization.

22041342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408184 (or 408178 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 22041342 is about 4694.8207633519. The cubic root of 22041342 is about 280.3793412822.

Adding to 22041342 its reverse (24314022), we get a palindrome (46355364).

The spelling of 22041342 in words is "twenty-two million, forty-one thousand, three hundred forty-two".