378014643 has 6 divisors (see below), whose sum is σ = 546021164. Its totient is φ = 252009756.

The previous prime is 378014573. The next prime is 378014717. The reversal of 378014643 is 346410873.

378014643 is a `hidden beast` number, since 3 + 7 + 8 + 0 + 1 + 4 + 643 = 666.

It is not a de Polignac number, because 378014643 - 2⁸ = 378014387 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 378014598 and 378014607.

It is not an unprimeable number, because it can be changed into a prime (378014543) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 21000805 + ... + 21000822.

Almost surely, 2^378014643 is an apocalyptic number.

378014643 is a deficient number, since it is larger than the sum of its proper divisors (168006521).

378014643 is a wasteful number, since it uses less digits than its factorization.

378014643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42001633 (or 42001630 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 378014643 is about 19442.5986689023. The cubic root of 378014643 is about 723.0520155641.

The spelling of 378014643 in words is "three hundred seventy-eight million, fourteen thousand, six hundred forty-three".