378516 has 12 divisors (see below), whose sum is σ = 883232. Its totient is φ = 126168.

The previous prime is 378509. The next prime is 378523. The reversal of 378516 is 615873.

It is an interprime number because it is at equal distance from previous prime (378509) and next prime (378523).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15760 + ... + 15783.

2³⁷⁸⁵¹⁶ is an apocalyptic number.

It is an amenable number.

378516 is an abundant number, since it is smaller than the sum of its proper divisors (504716).

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

378516 is a wasteful number, since it uses less digits than its factorization.

378516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31550 (or 31548 counting only the distinct ones).

The product of its digits is 5040, while the sum is 30.

The square root of 378516 is about 615.2365398771. The cubic root of 378516 is about 72.3371533208.

The spelling of 378516 in words is "three hundred seventy-eight thousand, five hundred sixteen".