378606188 has 6 divisors (see below), whose sum is σ = 662560836. Its totient is φ = 189303092.

The previous prime is 378606149. The next prime is 378606203. The reversal of 378606188 is 881606873.

378606188 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

378606188 is strictly pandigital in base 9.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47325770 + ... + 47325777.

It is an arithmetic number, because the mean of its divisors is an integer number (110426806).

Almost surely, 2^378606188 is an apocalyptic number.

It is an amenable number.

378606188 is a deficient number, since it is larger than the sum of its proper divisors (283954648).

378606188 is a wasteful number, since it uses less digits than its factorization.

378606188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94651551 (or 94651549 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 47.

The square root of 378606188 is about 19457.8053233143. The cubic root of 378606188 is about 723.4289805822.

The spelling of 378606188 in words is "three hundred seventy-eight million, six hundred six thousand, one hundred eighty-eight".