378730850 has 12 divisors (see below), whose sum is σ = 704439474. Its totient is φ = 151492320.

The previous prime is 378730843. The next prime is 378730861. The reversal of 378730850 is 58037873.

It can be written as a sum of positive squares in 3 ways, for example, as 258148489 + 120582361 = 16067^2 + 10981^2 .

It is a junction number, because it is equal to n+sod(n) for n = 378730798 and 378730807.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3787259 + ... + 3787358.

Almost surely, 2^378730850 is an apocalyptic number.

378730850 is a deficient number, since it is larger than the sum of its proper divisors (325708624).

378730850 is a wasteful number, since it uses less digits than its factorization.

378730850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7574629 (or 7574624 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 378730850 is about 19461.0084528012. The cubic root of 378730850 is about 723.5083719657.

The spelling of 378730850 in words is "three hundred seventy-eight million, seven hundred thirty thousand, eight hundred fifty".