378726 has 32 divisors (see below), whose sum is σ = 829440. Its totient is φ = 114816.

The previous prime is 378713. The next prime is 378733. The reversal of 378726 is 627873.

378726 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 378726.

It is an unprimeable number.

378726 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 15 ways as a sum of consecutive naturals, for example, 4755 + ... + 4833.

It is an arithmetic number, because the mean of its divisors is an integer number (25920).

2³⁷⁸⁷²⁶ is an apocalyptic number.

378726 is an abundant number, since it is smaller than the sum of its proper divisors (450714).

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

378726 is a wasteful number, since it uses less digits than its factorization.

378726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148.

The product of its digits is 14112, while the sum is 33.

The square root of 378726 is about 615.4071822785. The cubic root of 378726 is about 72.3505283554.

The spelling of 378726 in words is "three hundred seventy-eight thousand, seven hundred twenty-six".