9996001 has 2 divisors, whose sum is σ = 9996002. Its totient is φ = 9996000.

The previous prime is 9995989. The next prime is 9996011. The reversal of 9996001 is 1006999.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9891025 + 104976 = 3145^2 + 324^2 .

It is a cyclic number.

It is not a de Polignac number, because 9996001 - 2¹⁹ = 9471713 is a prime.

9996001 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (9996011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4998000 + 4998001.

It is an arithmetic number, because the mean of its divisors is an integer number (4998001).

Almost surely, 2^9996001 is an apocalyptic number.

It is an amenable number.

9996001 is a deficient number, since it is larger than the sum of its proper divisors (1).

9996001 is an equidigital number, since it uses as much as digits as its factorization.

9996001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4374, while the sum is 34.

The square root of 9996001 is about 3161.6452995237. The cubic root of 9996001 is about 215.4147465597.

It can be divided in two parts, 99 and 96001, that added together give a square (96100 = 310²).

The spelling of 9996001 in words is "nine million, nine hundred ninety-six thousand, one".