378616 has 16 divisors (see below), whose sum is σ = 811440. Its totient is φ = 162240.

The previous prime is 378601. The next prime is 378619. The reversal of 378616 is 616873.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378619) by changing a digit.

378616 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 3 ways as a sum of consecutive naturals, for example, 3325 + ... + 3436.

It is an arithmetic number, because the mean of its divisors is an integer number (50715).

2³⁷⁸⁶¹⁶ is an apocalyptic number.

It is an amenable number.

378616 is an abundant number, since it is smaller than the sum of its proper divisors (432824).

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

378616 is a wasteful number, since it uses less digits than its factorization.

378616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6774 (or 6770 counting only the distinct ones).

The product of its digits is 6048, while the sum is 31.

The square root of 378616 is about 615.3178040655. The cubic root of 378616 is about 72.3435230017.

The spelling of 378616 in words is "three hundred seventy-eight thousand, six hundred sixteen".