378419678 has 16 divisors (see below), whose sum is σ = 698621280. Its totient is φ = 149704416.

The previous prime is 378419647. The next prime is 378419693. The reversal of 378419678 is 876914873.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1039433 + ... + 1039796.

It is an arithmetic number, because the mean of its divisors is an integer number (43663830).

Almost surely, 2^378419678 is an apocalyptic number.

378419678 is a deficient number, since it is larger than the sum of its proper divisors (320201602).

378419678 is a wasteful number, since it uses less digits than its factorization.

378419678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2079251.

The product of its digits is 2032128, while the sum is 53.

The square root of 378419678 is about 19453.0120546922. The cubic root of 378419678 is about 723.3101685593.

The spelling of 378419678 in words is "three hundred seventy-eight million, four hundred nineteen thousand, six hundred seventy-eight".