378439324 has 12 divisors (see below), whose sum is σ = 668826648. Its totient is φ = 187346000.

The previous prime is 378439319. The next prime is 378439333. The reversal of 378439324 is 423934873.

378439324 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 unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 467962 + ... + 468769.

It is an arithmetic number, because the mean of its divisors is an integer number (55735554).

Almost surely, 2^378439324 is an apocalyptic number.

It is an amenable number.

378439324 is a deficient number, since it is larger than the sum of its proper divisors (290387324).

378439324 is a wasteful number, since it uses less digits than its factorization.

378439324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936836 (or 936834 counting only the distinct ones).

The product of its digits is 435456, while the sum is 43.

The square root of 378439324 is about 19453.5170085000. The cubic root of 378439324 is about 723.3226854433.

The spelling of 378439324 in words is "three hundred seventy-eight million, four hundred thirty-nine thousand, three hundred twenty-four".