378047346 has 8 divisors (see below), whose sum is σ = 756094704. Its totient is φ = 126015780.

The previous prime is 378047339. The next prime is 378047353. The reversal of 378047346 is 643740873.

It is an interprime number because it is at equal distance from previous prime (378047339) and next prime (378047353).

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

378047346 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 378047298 and 378047307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31503940 + ... + 31503951.

It is an arithmetic number, because the mean of its divisors is an integer number (94511838).

Almost surely, 2^378047346 is an apocalyptic number.

378047346 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

378047346 is a wasteful number, since it uses less digits than its factorization.

378047346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63007896.

The product of its (nonzero) digits is 338688, while the sum is 42.

The square root of 378047346 is about 19443.4396648330. The cubic root of 378047346 is about 723.0728659805.

It can be divided in two parts, 37804 and 7346, that added together give a triangular number (45150 = T₃₀₀).

The spelling of 378047346 in words is "three hundred seventy-eight million, forty-seven thousand, three hundred forty-six".