378546 has 16 divisors (see below), whose sum is σ = 865344. Its totient is φ = 108144.

The previous prime is 378533. The next prime is 378551. The reversal of 378546 is 645873.

It is an unprimeable number.

378546 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4465 + ... + 4548.

It is an arithmetic number, because the mean of its divisors is an integer number (54084).

2³⁷⁸⁵⁴⁶ is an apocalyptic number.

378546 is an abundant number, since it is smaller than the sum of its proper divisors (486798).

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

378546 is a wasteful number, since it uses less digits than its factorization.

378546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9025.

The product of its digits is 20160, while the sum is 33.

The square root of 378546 is about 615.2609202607. The cubic root of 378546 is about 72.3390643428.

The spelling of 378546 in words is "three hundred seventy-eight thousand, five hundred forty-six".