378044776 has 16 divisors (see below), whose sum is σ = 750530340. Its totient is φ = 177903360.

The previous prime is 378044761. The next prime is 378044867. The reversal of 378044776 is 677440873.

It can be written as a sum of positive squares in 2 ways, for example, as 344102500 + 33942276 = 18550^2 + 5826^2 .

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, 1389735 + ... + 1390006.

Almost surely, 2^378044776 is an apocalyptic number.

It is an amenable number.

378044776 is a deficient number, since it is larger than the sum of its proper divisors (372485564).

378044776 is a wasteful number, since it uses less digits than its factorization.

378044776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2779764 (or 2779760 counting only the distinct ones).

The product of its (nonzero) digits is 790272, while the sum is 46.

The square root of 378044776 is about 19443.3735755912. The cubic root of 378044776 is about 723.0712274719.

The spelling of 378044776 in words is "three hundred seventy-eight million, forty-four thousand, seven hundred seventy-six".