1395606378 has 8 divisors (see below), whose sum is σ = 2791212768. Its totient is φ = 465202124.

The previous prime is 1395606349. The next prime is 1395606383. The reversal of 1395606378 is 8736065931.

It is a happy number.

1395606378 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

1395606378 is an admirable number.

It is a Curzon number.

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, 116300526 + ... + 116300537.

It is an arithmetic number, because the mean of its divisors is an integer number (348901596).

Almost surely, 2^1395606378 is an apocalyptic number.

1395606378 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.

1395606378 is a wasteful number, since it uses less digits than its factorization.

1395606378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232601068.

The product of its (nonzero) digits is 816480, while the sum is 48.

The square root of 1395606378 is about 37357.8154875255. The cubic root of 1395606378 is about 1117.5174546969.

The spelling of 1395606378 in words is "one billion, three hundred ninety-five million, six hundred six thousand, three hundred seventy-eight".