42223235 has 8 divisors (see below), whose sum is σ = 51903936. Its totient is φ = 32954560.

The previous prime is 42223231. The next prime is 42223261. The reversal of 42223235 is 53232224.

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

It is not a de Polignac number, because 42223235 - 2² = 42223231 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 42223235.

It is not an unprimeable number, because it can be changed into a prime (42223231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102779 + ... + 103188.

It is an arithmetic number, because the mean of its divisors is an integer number (6487992).

Almost surely, 2^42223235 is an apocalyptic number.

42223235 is a deficient number, since it is larger than the sum of its proper divisors (9680701).

42223235 is a wasteful number, since it uses less digits than its factorization.

42223235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206013.

The product of its digits is 2880, while the sum is 23.

The square root of 42223235 is about 6497.9408276776. The cubic root of 42223235 is about 348.2174264417.

Adding to 42223235 its reverse (53232224), we get a palindrome (95455459).

The spelling of 42223235 in words is "forty-two million, two hundred twenty-three thousand, two hundred thirty-five".