42454158 has 32 divisors (see below), whose sum is σ = 88387200. Its totient is φ = 13583136.

The previous prime is 42454129. The next prime is 42454169. The reversal of 42454158 is 85145424.

It is a happy number.

42454158 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 13828 + ... + 16616.

It is an arithmetic number, because the mean of its divisors is an integer number (2762100).

Almost surely, 2^42454158 is an apocalyptic number.

42454158 is an abundant number, since it is smaller than the sum of its proper divisors (45933042).

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

42454158 is a wasteful number, since it uses less digits than its factorization.

42454158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2896.

The product of its digits is 25600, while the sum is 33.

The square root of 42454158 is about 6515.6855356900. The cubic root of 42454158 is about 348.8510843785.

The spelling of 42454158 in words is "forty-two million, four hundred fifty-four thousand, one hundred fifty-eight".