383728276 has 12 divisors (see below), whose sum is σ = 672997108. Its totient is φ = 191443392.

The previous prime is 383728273. The next prime is 383728277. The reversal of 383728276 is 672827383.

It can be written as a sum of positive squares in 2 ways, for example, as 140991876 + 242736400 = 11874^2 + 15580^2 .

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (383728273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103131 + ... + 106786.

Almost surely, 2^383728276 is an apocalyptic number.

It is an amenable number.

383728276 is a deficient number, since it is larger than the sum of its proper divisors (289268832).

383728276 is a wasteful number, since it uses less digits than its factorization.

383728276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210378 (or 210376 counting only the distinct ones).

The product of its digits is 677376, while the sum is 46.

The square root of 383728276 is about 19588.9835366718. The cubic root of 383728276 is about 726.6767538743.

The spelling of 383728276 in words is "three hundred eighty-three million, seven hundred twenty-eight thousand, two hundred seventy-six".