378457682 has 8 divisors (see below), whose sum is σ = 583029516. Its totient is φ = 184114512.

The previous prime is 378457669. The next prime is 378457697. The reversal of 378457682 is 286754873.

378457682 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 378341401 + 116281 = 19451^2 + 341^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 378457682.

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, 2557073 + ... + 2557220.

Almost surely, 2^378457682 is an apocalyptic number.

378457682 is a deficient number, since it is larger than the sum of its proper divisors (204571834).

378457682 is a wasteful number, since it uses less digits than its factorization.

378457682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5114332.

The product of its digits is 2257920, while the sum is 50.

The square root of 378457682 is about 19453.9888454785. The cubic root of 378457682 is about 723.3343813237.

The spelling of 378457682 in words is "three hundred seventy-eight million, four hundred fifty-seven thousand, six hundred eighty-two".