378404794 has 4 divisors (see below), whose sum is σ = 567607194. Its totient is φ = 189202396.

The previous prime is 378404783. The next prime is 378404797. The reversal of 378404794 is 497404873.

378404794 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 273075625 + 105329169 = 16525^2 + 10263^2 .

It is not an unprimeable number, because it can be changed into a prime (378404797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94601197 + ... + 94601200.

Almost surely, 2^378404794 is an apocalyptic number.

378404794 is a deficient number, since it is larger than the sum of its proper divisors (189202400).

378404794 is a wasteful number, since it uses less digits than its factorization.

378404794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189202399.

The product of its (nonzero) digits is 677376, while the sum is 46.

The square root of 378404794 is about 19452.6294880666. The cubic root of 378404794 is about 723.3006853582.

The spelling of 378404794 in words is "three hundred seventy-eight million, four hundred four thousand, seven hundred ninety-four".