378219346 has 16 divisors (see below), whose sum is σ = 576004608. Its totient is φ = 186238000.

The previous prime is 378219329. The next prime is 378219403. The reversal of 378219346 is 643912873.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33681 + ... + 43483.

It is an arithmetic number, because the mean of its divisors is an integer number (36000288).

Almost surely, 2^378219346 is an apocalyptic number.

378219346 is a deficient number, since it is larger than the sum of its proper divisors (197785262).

378219346 is a wasteful number, since it uses less digits than its factorization.

378219346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10097.

The product of its digits is 217728, while the sum is 43.

The square root of 378219346 is about 19447.8622475582. The cubic root of 378219346 is about 723.1825080467.

The spelling of 378219346 in words is "three hundred seventy-eight million, two hundred nineteen thousand, three hundred forty-six".