42222323 has 16 divisors (see below), whose sum is σ = 49787136. Its totient is φ = 35300640.

The previous prime is 42222317. The next prime is 42222329. The reversal of 42222323 is 32322224.

It is an interprime number because it is at equal distance from previous prime (42222317) and next prime (42222329).

It is a cyclic number.

It is not a de Polignac number, because 42222323 - 2¹⁰ = 42221299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42222295 and 42222304.

It is not an unprimeable number, because it can be changed into a prime (42222329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71636 + ... + 72222.

It is an arithmetic number, because the mean of its divisors is an integer number (3111696).

Almost surely, 2^42222323 is an apocalyptic number.

42222323 is a deficient number, since it is larger than the sum of its proper divisors (7564813).

42222323 is a wasteful number, since it uses less digits than its factorization.

42222323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114.

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

The square root of 42222323 is about 6497.8706512211. The cubic root of 42222323 is about 348.2149193183.

Adding to 42222323 its reverse (32322224), we get a palindrome (74544547).

Subtracting from 42222323 its reverse (32322224), we obtain a palindrome (9900099).

The spelling of 42222323 in words is "forty-two million, two hundred twenty-two thousand, three hundred twenty-three".