42532784 has 30 divisors (see below), whose sum is σ = 95863284. Its totient is φ = 18228000.

The previous prime is 42532771. The next prime is 42532807. The reversal of 42532784 is 48723524.

It is a zygodrome in base 3.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26342 + ... + 27909.

Almost surely, 2^42532784 is an apocalyptic number.

It is an amenable number.

42532784 is an abundant number, since it is smaller than the sum of its proper divisors (53330500).

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

42532784 is a wasteful number, since it uses less digits than its factorization.

42532784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54273 (or 54260 counting only the distinct ones).

The product of its digits is 53760, while the sum is 35.

The square root of 42532784 is about 6521.7163385109. The cubic root of 42532784 is about 349.0663114310.

The spelling of 42532784 in words is "forty-two million, five hundred thirty-two thousand, seven hundred eighty-four".