42775832 has 32 divisors (see below), whose sum is σ = 87832080. Its totient is φ = 19368960.

The previous prime is 42775829. The next prime is 42775849. The reversal of 42775832 is 23857724.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26768 + ... + 28320.

Almost surely, 2^42775832 is an apocalyptic number.

It is an amenable number.

42775832 is an abundant number, since it is smaller than the sum of its proper divisors (45056248).

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

42775832 is a wasteful number, since it uses less digits than its factorization.

42775832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1883 (or 1879 counting only the distinct ones).

The product of its digits is 94080, while the sum is 38.

The square root of 42775832 is about 6540.3235393977. The cubic root of 42775832 is about 349.7299467878.

The spelling of 42775832 in words is "forty-two million, seven hundred seventy-five thousand, eight hundred thirty-two".