200326993 has 2 divisors, whose sum is σ = 200326994. Its totient is φ = 200326992.

The previous prime is 200326979. The next prime is 200327003. The reversal of 200326993 is 399623002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 158180929 + 42146064 = 12577^2 + 6492^2 .

It is a cyclic number.

It is not a de Polignac number, because 200326993 - 2⁵ = 200326961 is a prime.

It is not a weakly prime, because it can be changed into another prime (200326913) by changing a digit.

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 as a sum of consecutive naturals, namely, 100163496 + 100163497.

It is an arithmetic number, because the mean of its divisors is an integer number (100163497).

Almost surely, 2^200326993 is an apocalyptic number.

It is an amenable number.

200326993 is a deficient number, since it is larger than the sum of its proper divisors (1).

200326993 is an equidigital number, since it uses as much as digits as its factorization.

200326993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 34.

The square root of 200326993 is about 14153.6918505385. The cubic root of 200326993 is about 585.1220852171.

Adding to 200326993 its reverse (399623002), we get a palindrome (599949995).

The spelling of 200326993 in words is "two hundred million, three hundred twenty-six thousand, nine hundred ninety-three".