378673744 has 10 divisors (see below), whose sum is σ = 733680410. Its totient is φ = 189336864.

The previous prime is 378673733. The next prime is 378673747. The reversal of 378673744 is 447376873.

It can be written as a sum of positive squares in only one way, i.e., 366339600 + 12334144 = 19140^2 + 3512^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378673747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11833539 + ... + 11833570.

It is an arithmetic number, because the mean of its divisors is an integer number (73368041).

Almost surely, 2^378673744 is an apocalyptic number.

It is an amenable number.

378673744 is a deficient number, since it is larger than the sum of its proper divisors (355006666).

378673744 is a wasteful number, since it uses less digits than its factorization.

378673744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23667117 (or 23667111 counting only the distinct ones).

The product of its digits is 2370816, while the sum is 49.

The square root of 378673744 is about 19459.5412073358. The cubic root of 378673744 is about 723.4720059942.

The spelling of 378673744 in words is "three hundred seventy-eight million, six hundred seventy-three thousand, seven hundred forty-four".