42783375 has 16 divisors (see below), whose sum is σ = 71192160. Its totient is φ = 22817600.

The previous prime is 42783361. The next prime is 42783401. The reversal of 42783375 is 57338724.

42783375 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42783375 - 2⁶ = 42783311 is a prime.

It is a congruent number.

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, 56670 + ... + 57419.

It is an arithmetic number, because the mean of its divisors is an integer number (4449510).

Almost surely, 2^42783375 is an apocalyptic number.

42783375 is a deficient number, since it is larger than the sum of its proper divisors (28408785).

42783375 is a wasteful number, since it uses less digits than its factorization.

42783375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114107 (or 114097 counting only the distinct ones).

The product of its digits is 141120, while the sum is 39.

The square root of 42783375 is about 6540.9001674082. The cubic root of 42783375 is about 349.7505024600.

The spelling of 42783375 in words is "forty-two million, seven hundred eighty-three thousand, three hundred seventy-five".