381576704 has 40 divisors (see below), whose sum is σ = 765138528. Its totient is φ = 190105600.

The previous prime is 381576697. The next prime is 381576719. The reversal of 381576704 is 407675183.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 161129 + ... + 163479.

Almost surely, 2^381576704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 381576704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (382569264).

381576704 is an abundant number, since it is smaller than the sum of its proper divisors (383561824).

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

381576704 is an equidigital number, since it uses as much as digits as its factorization.

381576704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2686 (or 2670 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 381576704 is about 19533.9884304256. The cubic root of 381576704 is about 725.3160438978.

The spelling of 381576704 in words is "three hundred eighty-one million, five hundred seventy-six thousand, seven hundred four".