381816714 has 16 divisors (see below), whose sum is σ = 763957440. Its totient is φ = 127218240.

The previous prime is 381816713. The next prime is 381816749. The reversal of 381816714 is 417618183.

It is not an unprimeable number, because it can be changed into a prime (381816713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3459 + ... + 27849.

It is an arithmetic number, because the mean of its divisors is an integer number (47747340).

Almost surely, 2^381816714 is an apocalyptic number.

381816714 is an abundant number, since it is smaller than the sum of its proper divisors (382140726).

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

381816714 is a wasteful number, since it uses less digits than its factorization.

381816714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27005.

The product of its digits is 32256, while the sum is 39.

The square root of 381816714 is about 19540.1308593366. The cubic root of 381816714 is about 725.4680855148.

The spelling of 381816714 in words is "three hundred eighty-one million, eight hundred sixteen thousand, seven hundred fourteen".