385343382 has 48 divisors (see below), whose sum is σ = 811242432. Its totient is φ = 121957920.

The previous prime is 385343363. The next prime is 385343407. The reversal of 385343382 is 283343583.

It is a self number, because there is not a number n which added to its sum of digits gives 385343382.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 352657 + ... + 353747.

It is an arithmetic number, because the mean of its divisors is an integer number (16900884).

Almost surely, 2^385343382 is an apocalyptic number.

385343382 is an abundant number, since it is smaller than the sum of its proper divisors (425899050).

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

385343382 is a wasteful number, since it uses less digits than its factorization.

385343382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213 (or 1176 counting only the distinct ones).

The product of its digits is 207360, while the sum is 39.

The square root of 385343382 is about 19630.1651037377. The cubic root of 385343382 is about 727.6948503240.

The spelling of 385343382 in words is "three hundred eighty-five million, three hundred forty-three thousand, three hundred eighty-two".