42236159 has 4 divisors (see below), whose sum is σ = 48269904. Its totient is φ = 36202416.

The previous prime is 42236149. The next prime is 42236189. The reversal of 42236159 is 95163224.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 42236159 - 2⁸ = 42235903 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 (42236149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3016862 + ... + 3016875.

It is an arithmetic number, because the mean of its divisors is an integer number (12067476).

Almost surely, 2^42236159 is an apocalyptic number.

42236159 is a deficient number, since it is larger than the sum of its proper divisors (6033745).

42236159 is an equidigital number, since it uses as much as digits as its factorization.

42236159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6033744.

The product of its digits is 12960, while the sum is 32.

The square root of 42236159 is about 6498.9352204804. The cubic root of 42236159 is about 348.2529511390.

The spelling of 42236159 in words is "forty-two million, two hundred thirty-six thousand, one hundred fifty-nine".