378078 has 16 divisors (see below), whose sum is σ = 769296. Its totient is φ = 123840.

The previous prime is 378071. The next prime is 378083. The reversal of 378078 is 870873.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 378078.

It is not an unprimeable number, because it can be changed into a prime (378071) by changing a digit.

378078 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 in 7 ways as a sum of consecutive naturals, for example, 151 + ... + 882.

It is an arithmetic number, because the mean of its divisors is an integer number (48081).

2³⁷⁸⁰⁷⁸ is an apocalyptic number.

378078 is an abundant number, since it is smaller than the sum of its proper divisors (391218).

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

378078 is a wasteful number, since it uses less digits than its factorization.

378078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099.

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 378078 is about 614.8804761903. The cubic root of 378078 is about 72.3092408927.

The spelling of 378078 in words is "three hundred seventy-eight thousand, seventy-eight".