378832904 has 8 divisors (see below), whose sum is σ = 710311710. Its totient is φ = 189416448.

The previous prime is 378832901. The next prime is 378832919. The reversal of 378832904 is 409238873.

It can be written as a sum of positive squares in only one way, i.e., 303108100 + 75724804 = 17410^2 + 8702^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (378832901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23677049 + ... + 23677064.

Almost surely, 2^378832904 is an apocalyptic number.

It is an amenable number.

378832904 is a deficient number, since it is larger than the sum of its proper divisors (331478806).

378832904 is a wasteful number, since it uses less digits than its factorization.

378832904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47354119 (or 47354115 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 44.

The square root of 378832904 is about 19463.6302883095. The cubic root of 378832904 is about 723.5733524061.

The spelling of 378832904 in words is "three hundred seventy-eight million, eight hundred thirty-two thousand, nine hundred four".