378841347 has 8 divisors (see below), whose sum is σ = 561246480. Its totient is φ = 252560880.

The previous prime is 378841289. The next prime is 378841363. The reversal of 378841347 is 743148873.

It is not a de Polignac number, because 378841347 - 2⁶ = 378841283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (378845347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7015554 + ... + 7015607.

It is an arithmetic number, because the mean of its divisors is an integer number (70155810).

Almost surely, 2^378841347 is an apocalyptic number.

378841347 is a deficient number, since it is larger than the sum of its proper divisors (182405133).

378841347 is a wasteful number, since it uses less digits than its factorization.

378841347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14031170 (or 14031164 counting only the distinct ones).

The product of its digits is 451584, while the sum is 45.

The square root of 378841347 is about 19463.8471788082. The cubic root of 378841347 is about 723.5787277615.

The spelling of 378841347 in words is "three hundred seventy-eight million, eight hundred forty-one thousand, three hundred forty-seven".