378318788 has 6 divisors (see below), whose sum is σ = 662057886. Its totient is φ = 189159392.

The previous prime is 378318781. The next prime is 378318847. The reversal of 378318788 is 887813873.

It can be written as a sum of positive squares in only one way, i.e., 218093824 + 160224964 = 14768^2 + 12658^2 .

It is not an unprimeable number, because it can be changed into a prime (378318781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47289845 + ... + 47289852.

It is an arithmetic number, because the mean of its divisors is an integer number (110342981).

Almost surely, 2^378318788 is an apocalyptic number.

It is an amenable number.

378318788 is a deficient number, since it is larger than the sum of its proper divisors (283739098).

378318788 is a wasteful number, since it uses less digits than its factorization.

378318788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94579701 (or 94579699 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 53.

The square root of 378318788 is about 19450.4187101461. The cubic root of 378318788 is about 723.2458825709.

The spelling of 378318788 in words is "three hundred seventy-eight million, three hundred eighteen thousand, seven hundred eighty-eight".