993001 has 2 divisors, whose sum is σ = 993002. Its totient is φ = 993000.

The previous prime is 992983. The next prime is 993011. The reversal of 993001 is 100399.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 767376 + 225625 = 876^2 + 475^2 .

It is a cyclic number.

It is not a de Polignac number, because 993001 - 2¹¹ = 990953 is a prime.

It is not a weakly prime, because it can be changed into another prime (993011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496500 + 496501.

It is an arithmetic number, because the mean of its divisors is an integer number (496501).

2⁹⁹³⁰⁰¹ is an apocalyptic number.

It is an amenable number.

993001 is a deficient number, since it is larger than the sum of its proper divisors (1).

993001 is an equidigital number, since it uses as much as digits as its factorization.

993001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 243, while the sum is 22.

The square root of 993001 is about 996.4943552274. The cubic root of 993001 is about 99.7661535848.

The spelling of 993001 in words is "nine hundred ninety-three thousand, one".