42548194 has 8 divisors (see below), whose sum is σ = 68731740. Its totient is φ = 19637616.

The previous prime is 42548189. The next prime is 42548197. The reversal of 42548194 is 49184524.

42548194 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 40259025 + 2289169 = 6345^2 + 1513^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (42548197) 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 3 ways as a sum of consecutive naturals, for example, 818209 + ... + 818260.

Almost surely, 2^42548194 is an apocalyptic number.

42548194 is a deficient number, since it is larger than the sum of its proper divisors (26183546).

42548194 is a wasteful number, since it uses less digits than its factorization.

42548194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1636484.

The product of its digits is 46080, while the sum is 37.

The square root of 42548194 is about 6522.8976689812. The cubic root of 42548194 is about 349.1084629343.

The spelling of 42548194 in words is "forty-two million, five hundred forty-eight thousand, one hundred ninety-four".