333340393 has 2 divisors, whose sum is σ = 333340394. Its totient is φ = 333340392.

The previous prime is 333340387. The next prime is 333340409. The reversal of 333340393 is 393043333.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 169833024 + 163507369 = 13032^2 + 12787^2 .

It is a cyclic number.

It is not a de Polignac number, because 333340393 - 2⁵ = 333340361 is a prime.

It is a super-2 number, since 2×333340393² = 222231635210788898, which contains 22 as substring.

It is a zygodrome in base 7.

It is not a weakly prime, because it can be changed into another prime (333340493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166670196 + 166670197.

It is an arithmetic number, because the mean of its divisors is an integer number (166670197).

Almost surely, 2^333340393 is an apocalyptic number.

It is an amenable number.

333340393 is a deficient number, since it is larger than the sum of its proper divisors (1).

333340393 is an equidigital number, since it uses as much as digits as its factorization.

333340393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26244, while the sum is 31.

The square root of 333340393 is about 18257.6119194160. The cubic root of 333340393 is about 693.3661692156.

The spelling of 333340393 in words is "three hundred thirty-three million, three hundred forty thousand, three hundred ninety-three".