381532376 has 24 divisors (see below), whose sum is σ = 739209060. Its totient is φ = 184608720.

The previous prime is 381532357. The next prime is 381532387. The reversal of 381532376 is 673235183.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 17126 + ... + 32501.

Almost surely, 2^381532376 is an apocalyptic number.

It is an amenable number.

381532376 is a deficient number, since it is larger than the sum of its proper divisors (357676684).

381532376 is a wasteful number, since it uses less digits than its factorization.

381532376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49695 (or 49660 counting only the distinct ones).

The product of its digits is 90720, while the sum is 38.

The square root of 381532376 is about 19532.8537597556. The cubic root of 381532376 is about 725.2879560067.

The spelling of 381532376 in words is "three hundred eighty-one million, five hundred thirty-two thousand, three hundred seventy-six".