393328801 has 2 divisors, whose sum is σ = 393328802. Its totient is φ = 393328800.

The previous prime is 393328787. The next prime is 393328829. The reversal of 393328801 is 108823393.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 225600400 + 167728401 = 15020^2 + 12951^2 .

It is a cyclic number.

It is not a de Polignac number, because 393328801 - 2¹⁷ = 393197729 is a prime.

It is not a weakly prime, because it can be changed into another prime (393328301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 196664400 + 196664401.

It is an arithmetic number, because the mean of its divisors is an integer number (196664401).

Almost surely, 2^393328801 is an apocalyptic number.

It is an amenable number.

393328801 is a deficient number, since it is larger than the sum of its proper divisors (1).

393328801 is an equidigital number, since it uses as much as digits as its factorization.

393328801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 393328801 is about 19832.5187759901. The cubic root of 393328801 is about 732.6871632843.

The spelling of 393328801 in words is "three hundred ninety-three million, three hundred twenty-eight thousand, eight hundred one".