378859850 has 12 divisors (see below), whose sum is σ = 704679414. Its totient is φ = 151543920.

The previous prime is 378859849. The next prime is 378859861. The reversal of 378859850 is 58958873.

It can be written as a sum of positive squares in 3 ways, for example, as 357172201 + 21687649 = 18899^2 + 4657^2 .

It is a junction number, because it is equal to n+sod(n) for n = 378859792 and 378859801.

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, 3788549 + ... + 3788648.

Almost surely, 2^378859850 is an apocalyptic number.

378859850 is a deficient number, since it is larger than the sum of its proper divisors (325819564).

378859850 is a wasteful number, since it uses less digits than its factorization.

378859850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7577209 (or 7577204 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 53.

The square root of 378859850 is about 19464.3224901356. The cubic root of 378859850 is about 723.5905076788.

The spelling of 378859850 in words is "three hundred seventy-eight million, eight hundred fifty-nine thousand, eight hundred fifty".