42626171 has 4 divisors (see below), whose sum is σ = 48715632. Its totient is φ = 36536712.

The previous prime is 42626167. The next prime is 42626189. The reversal of 42626171 is 17162624.

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 42626171 - 2² = 42626167 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42626161) 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, 3044720 + ... + 3044733.

It is an arithmetic number, because the mean of its divisors is an integer number (12178908).

Almost surely, 2^42626171 is an apocalyptic number.

42626171 is a deficient number, since it is larger than the sum of its proper divisors (6089461).

42626171 is an equidigital number, since it uses as much as digits as its factorization.

42626171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6089460.

The product of its digits is 4032, while the sum is 29.

The square root of 42626171 is about 6528.8721077993. The cubic root of 42626171 is about 349.3216002030.

Adding to 42626171 its reverse (17162624), we get a palindrome (59788795).

The spelling of 42626171 in words is "forty-two million, six hundred twenty-six thousand, one hundred seventy-one".