42548946 has 32 divisors (see below), whose sum is σ = 93158208. Its totient is φ = 12848640.

The previous prime is 42548921. The next prime is 42548963. The reversal of 42548946 is 64984524.

42548946 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 42548898 and 42548907.

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, 21286 + ... + 23198.

It is an arithmetic number, because the mean of its divisors is an integer number (2911194).

Almost surely, 2^42548946 is an apocalyptic number.

42548946 is an abundant number, since it is smaller than the sum of its proper divisors (50609262).

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

42548946 is a wasteful number, since it uses less digits than its factorization.

42548946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2266.

The product of its digits is 276480, while the sum is 42.

The square root of 42548946 is about 6522.9553118199. The cubic root of 42548946 is about 349.1105196454.

The spelling of 42548946 in words is "forty-two million, five hundred forty-eight thousand, nine hundred forty-six".