393328795 has 8 divisors (see below), whose sum is σ = 472111920. Its totient is φ = 314584800.

The previous prime is 393328787. The next prime is 393328801. The reversal of 393328795 is 597823393.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 393328795 - 2³ = 393328787 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 21345 + ... + 35245.

It is an arithmetic number, because the mean of its divisors is an integer number (59013990).

Almost surely, 2^393328795 is an apocalyptic number.

393328795 is a deficient number, since it is larger than the sum of its proper divisors (78783125).

393328795 is a wasteful number, since it uses less digits than its factorization.

393328795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19565.

The product of its digits is 1224720, while the sum is 49.

The square root of 393328795 is about 19832.5186247234. The cubic root of 393328795 is about 732.6871595587.

The spelling of 393328795 in words is "three hundred ninety-three million, three hundred twenty-eight thousand, seven hundred ninety-five".