378780794 has 32 divisors (see below), whose sum is σ = 660487296. Its totient is φ = 159563520.

The previous prime is 378780769. The next prime is 378780799. The reversal of 378780794 is 497087873.

It is not an unprimeable number, because it can be changed into a prime (378780799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 466649 + ... + 467459.

It is an arithmetic number, because the mean of its divisors is an integer number (20640228).

Almost surely, 2^378780794 is an apocalyptic number.

378780794 is a deficient number, since it is larger than the sum of its proper divisors (281706502).

378780794 is a wasteful number, since it uses less digits than its factorization.

378780794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350.

The product of its (nonzero) digits is 2370816, while the sum is 53.

The square root of 378780794 is about 19462.2915916908. The cubic root of 378780794 is about 723.5401740699.

The spelling of 378780794 in words is "three hundred seventy-eight million, seven hundred eighty thousand, seven hundred ninety-four".