42435782 has 8 divisors (see below), whose sum is σ = 66421296. Its totient is φ = 20295352.

The previous prime is 42435773. The next prime is 42435821. The reversal of 42435782 is 28753424.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 461213 + ... + 461304.

It is an arithmetic number, because the mean of its divisors is an integer number (8302662).

Almost surely, 2^42435782 is an apocalyptic number.

42435782 is a deficient number, since it is larger than the sum of its proper divisors (23985514).

42435782 is a wasteful number, since it uses less digits than its factorization.

42435782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 922542.

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

The square root of 42435782 is about 6514.2752474853. The cubic root of 42435782 is about 348.8007444907.

The spelling of 42435782 in words is "forty-two million, four hundred thirty-five thousand, seven hundred eighty-two".