328736794 has 4 divisors (see below), whose sum is σ = 493105194. Its totient is φ = 164368396.

The previous prime is 328736791. The next prime is 328736801. The reversal of 328736794 is 497637823.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 497637823 = 31 ⋅16052833.

It can be written as a sum of positive squares in only one way, i.e., 225450225 + 103286569 = 15015^2 + 10163^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (328736791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82184197 + ... + 82184200.

Almost surely, 2^328736794 is an apocalyptic number.

328736794 is a deficient number, since it is larger than the sum of its proper divisors (164368400).

328736794 is a wasteful number, since it uses less digits than its factorization.

328736794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164368399.

The product of its digits is 1524096, while the sum is 49.

The square root of 328736794 is about 18131.1001872473. The cubic root of 328736794 is about 690.1594492531.

The spelling of 328736794 in words is "three hundred twenty-eight million, seven hundred thirty-six thousand, seven hundred ninety-four".