385283782 has 16 divisors (see below), whose sum is σ = 622727280. Its totient is φ = 177724512.

The previous prime is 385283771. The next prime is 385283797. The reversal of 385283782 is 287382583.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66348 + ... + 71920.

It is an arithmetic number, because the mean of its divisors is an integer number (38920455).

Almost surely, 2^385283782 is an apocalyptic number.

385283782 is a deficient number, since it is larger than the sum of its proper divisors (237443498).

385283782 is a wasteful number, since it uses less digits than its factorization.

385283782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8247.

The product of its digits is 645120, while the sum is 46.

The square root of 385283782 is about 19628.6469732379. The cubic root of 385283782 is about 727.6573315366.

The spelling of 385283782 in words is "three hundred eighty-five million, two hundred eighty-three thousand, seven hundred eighty-two".