42273984 has 28 divisors (see below), whose sum is σ = 111850424. Its totient is φ = 14091264.

The previous prime is 42273949. The next prime is 42273989. The reversal of 42273984 is 48937224.

It is not an unprimeable number, because it can be changed into a prime (42273989) 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, 109897 + ... + 110280.

It is an arithmetic number, because the mean of its divisors is an integer number (3994658).

Almost surely, 2^42273984 is an apocalyptic number.

It is an amenable number.

42273984 is an abundant number, since it is smaller than the sum of its proper divisors (69576440).

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

42273984 is a wasteful number, since it uses less digits than its factorization.

42273984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220192 (or 220182 counting only the distinct ones).

The product of its digits is 96768, while the sum is 39.

The square root of 42273984 is about 6501.8446613250. The cubic root of 42273984 is about 348.3568805512.

The spelling of 42273984 in words is "forty-two million, two hundred seventy-three thousand, nine hundred eighty-four".