381746704 has 40 divisors (see below), whose sum is σ = 764951040. Its totient is φ = 184449408.

The previous prime is 381746671. The next prime is 381746731. The reversal of 381746704 is 407647183.

It is an unprimeable number.

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, 53457 + ... + 60175.

It is an arithmetic number, because the mean of its divisors is an integer number (19123776).

Almost surely, 2^381746704 is an apocalyptic number.

It is an amenable number.

381746704 is an abundant number, since it is smaller than the sum of its proper divisors (383204336).

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

381746704 is a wasteful number, since it uses less digits than its factorization.

381746704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6847 (or 6841 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 40.

The square root of 381746704 is about 19538.3393357777. The cubic root of 381746704 is about 725.4237421397.

The spelling of 381746704 in words is "three hundred eighty-one million, seven hundred forty-six thousand, seven hundred four".