383680238 has 4 divisors (see below), whose sum is σ = 575520360. Its totient is φ = 191840118.

The previous prime is 383680217. The next prime is 383680247. The reversal of 383680238 is 832086383.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 383680195 and 383680204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95920058 + ... + 95920061.

It is an arithmetic number, because the mean of its divisors is an integer number (143880090).

Almost surely, 2^383680238 is an apocalyptic number.

383680238 is a deficient number, since it is larger than the sum of its proper divisors (191840122).

383680238 is a wasteful number, since it uses less digits than its factorization.

383680238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191840121.

The product of its (nonzero) digits is 165888, while the sum is 41.

The square root of 383680238 is about 19587.7573499367. The cubic root of 383680238 is about 726.6464289831.

The spelling of 383680238 in words is "three hundred eighty-three million, six hundred eighty thousand, two hundred thirty-eight".