383678938 has 16 divisors (see below), whose sum is σ = 593556480. Its totient is φ = 185897376.

The previous prime is 383678927. The next prime is 383678963. The reversal of 383678938 is 839876383.

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, 6643 + ... + 28486.

It is an arithmetic number, because the mean of its divisors is an integer number (37097280).

Almost surely, 2^383678938 is an apocalyptic number.

383678938 is a deficient number, since it is larger than the sum of its proper divisors (209877542).

383678938 is a wasteful number, since it uses less digits than its factorization.

383678938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35301.

The product of its digits is 5225472, while the sum is 55.

The square root of 383678938 is about 19587.7241659158. The cubic root of 383678938 is about 726.6456082985.

The spelling of 383678938 in words is "three hundred eighty-three million, six hundred seventy-eight thousand, nine hundred thirty-eight".