9949081 has 2 divisors, whose sum is σ = 9949082. Its totient is φ = 9949080.

The previous prime is 9949073. The next prime is 9949099. The reversal of 9949081 is 1809499.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8649481 + 1299600 = 2941^2 + 1140^2 .

It is a cyclic number.

It is not a de Polignac number, because 9949081 - 2³ = 9949073 is a prime.

It is a super-2 number, since 2×9949081² = 197968425489122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (9949021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4974540 + 4974541.

It is an arithmetic number, because the mean of its divisors is an integer number (4974541).

Almost surely, 2^9949081 is an apocalyptic number.

It is an amenable number.

9949081 is a deficient number, since it is larger than the sum of its proper divisors (1).

9949081 is an equidigital number, since it uses as much as digits as its factorization.

9949081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 40.

The square root of 9949081 is about 3154.2163844606. The cubic root of 9949081 is about 215.0771743861.

The spelling of 9949081 in words is "nine million, nine hundred forty-nine thousand, eighty-one".