42116223 has 4 divisors (see below), whose sum is σ = 56154968. Its totient is φ = 28077480.

The previous prime is 42116219. The next prime is 42116227. The reversal of 42116223 is 32261124.

42116223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (42116219) and next prime (42116227).

It is not a de Polignac number, because 42116223 - 2² = 42116219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42116223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42116227) 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 3 ways as a sum of consecutive naturals, for example, 7019368 + ... + 7019373.

It is an arithmetic number, because the mean of its divisors is an integer number (14038742).

Almost surely, 2^42116223 is an apocalyptic number.

42116223 is a deficient number, since it is larger than the sum of its proper divisors (14038745).

42116223 is a wasteful number, since it uses less digits than its factorization.

42116223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14038744.

The product of its digits is 576, while the sum is 21.

The square root of 42116223 is about 6489.7013028336. The cubic root of 42116223 is about 347.9229995445.

Adding to 42116223 its reverse (32261124), we get a palindrome (74377347).

The spelling of 42116223 in words is "forty-two million, one hundred sixteen thousand, two hundred twenty-three".