378835946 has 8 divisors (see below), whose sum is σ = 598162080. Its totient is φ = 179448588.

The previous prime is 378835901. The next prime is 378835949. The reversal of 378835946 is 649538873.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (378835949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4984646 + ... + 4984721.

It is an arithmetic number, because the mean of its divisors is an integer number (74770260).

Almost surely, 2^378835946 is an apocalyptic number.

378835946 is a deficient number, since it is larger than the sum of its proper divisors (219326134).

378835946 is a wasteful number, since it uses less digits than its factorization.

378835946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9969388.

The product of its digits is 4354560, while the sum is 53.

The square root of 378835946 is about 19463.7084339033. The cubic root of 378835946 is about 723.5752891476.

The spelling of 378835946 in words is "three hundred seventy-eight million, eight hundred thirty-five thousand, nine hundred forty-six".