22042343 has 8 divisors (see below), whose sum is σ = 22927680. Its totient is φ = 21172320.

The previous prime is 22042331. The next prime is 22042357. The reversal of 22042343 is 34324022.

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

It is a cyclic number.

It is not a de Polignac number, because 22042343 - 2⁸ = 22042087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22042243) 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, 848 + ... + 6693.

It is an arithmetic number, because the mean of its divisors is an integer number (2865960).

Almost surely, 2^22042343 is an apocalyptic number.

22042343 is a deficient number, since it is larger than the sum of its proper divisors (885337).

22042343 is an equidigital number, since it uses as much as digits as its factorization.

22042343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7657.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 22042343 is about 4694.9273689803. The cubic root of 22042343 is about 280.3835856619.

Adding to 22042343 its reverse (34324022), we get a palindrome (56366365).

The spelling of 22042343 in words is "twenty-two million, forty-two thousand, three hundred forty-three".