9949149 has 24 divisors (see below), whose sum is σ = 17035200. Its totient is φ = 5684256.

The previous prime is 9949123. The next prime is 9949169. The reversal of 9949149 is 9419499.

It is not a de Polignac number, because 9949149 - 2⁷ = 9949021 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9949169) 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 in 23 ways as a sum of consecutive naturals, for example, 1224 + ... + 4625.

It is an arithmetic number, because the mean of its divisors is an integer number (709800).

Almost surely, 2^9949149 is an apocalyptic number.

It is an amenable number.

9949149 is a deficient number, since it is larger than the sum of its proper divisors (7086051).

9949149 is an equidigital number, since it uses as much as digits as its factorization.

9949149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5871 (or 5859 counting only the distinct ones).

The product of its digits is 104976, while the sum is 45.

The square root of 9949149 is about 3154.2271636647. The cubic root of 9949149 is about 215.0776643883.

The spelling of 9949149 in words is "nine million, nine hundred forty-nine thousand, one hundred forty-nine".