42612271 has 8 divisors (see below), whose sum is σ = 47130944. Its totient is φ = 38270880.

The previous prime is 42612247. The next prime is 42612289. The reversal of 42612271 is 17221624.

42612271 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 42612271 - 2⁵ = 42612239 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 (42612211) 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, 43815 + ... + 44776.

It is an arithmetic number, because the mean of its divisors is an integer number (5891368).

Almost surely, 2^42612271 is an apocalyptic number.

42612271 is a deficient number, since it is larger than the sum of its proper divisors (4518673).

42612271 is a wasteful number, since it uses less digits than its factorization.

42612271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88641.

The product of its digits is 1344, while the sum is 25.

The square root of 42612271 is about 6527.8075186084. The cubic root of 42612271 is about 349.2836258944.

Adding to 42612271 its reverse (17221624), we get a palindrome (59833895).

The spelling of 42612271 in words is "forty-two million, six hundred twelve thousand, two hundred seventy-one".