6650093 has 2 divisors, whose sum is σ = 6650094. Its totient is φ = 6650092.

The previous prime is 6650071. The next prime is 6650099. The reversal of 6650093 is 3900566.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3541924 + 3108169 = 1882^2 + 1763^2 .

It is a cyclic number.

It is not a de Polignac number, because 6650093 - 2⁸ = 6649837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6650099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3325046 + 3325047.

It is an arithmetic number, because the mean of its divisors is an integer number (3325047).

Almost surely, 2^6650093 is an apocalyptic number.

It is an amenable number.

6650093 is a deficient number, since it is larger than the sum of its proper divisors (1).

6650093 is an equidigital number, since it uses as much as digits as its factorization.

6650093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 6650093 is about 2578.7774235091. Note that the first 3 decimals coincide. The cubic root of 6650093 is about 188.0511121779.

The spelling of 6650093 in words is "six million, six hundred fifty thousand, ninety-three".