381330376 has 32 divisors (see below), whose sum is σ = 823032000. Its totient is φ = 162248256.

The previous prime is 381330373. The next prime is 381330403. The reversal of 381330376 is 673033183.

It is not an unprimeable number, because it can be changed into a prime (381330371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16711 + ... + 32278.

It is an arithmetic number, because the mean of its divisors is an integer number (25719750).

Almost surely, 2^381330376 is an apocalyptic number.

It is an amenable number.

381330376 is an abundant number, since it is smaller than the sum of its proper divisors (441701624).

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

381330376 is a wasteful number, since it uses less digits than its factorization.

381330376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49141 (or 49137 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 381330376 is about 19527.6822997508. The cubic root of 381330376 is about 725.1599336422.

The spelling of 381330376 in words is "three hundred eighty-one million, three hundred thirty thousand, three hundred seventy-six".