42427158 has 16 divisors (see below), whose sum is σ = 87591936. Its totient is φ = 13686120.

The previous prime is 42427141. The next prime is 42427159. The reversal of 42427158 is 85172424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42427159) 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, 113866 + ... + 114237.

It is an arithmetic number, because the mean of its divisors is an integer number (5474496).

Almost surely, 2^42427158 is an apocalyptic number.

42427158 is an abundant number, since it is smaller than the sum of its proper divisors (45164778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42427158 is a wasteful number, since it uses less digits than its factorization.

42427158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228139.

The product of its digits is 17920, while the sum is 33.

The square root of 42427158 is about 6513.6132829636. The cubic root of 42427158 is about 348.7771145784. Note that the first 3 decimals are identical.

The spelling of 42427158 in words is "forty-two million, four hundred twenty-seven thousand, one hundred fifty-eight".