9940611 has 16 divisors (see below), whose sum is σ = 13660416. Its totient is φ = 6426336.

The previous prime is 9940607. The next prime is 9940613. The reversal of 9940611 is 1160499.

It is not a de Polignac number, because 9940611 - 2² = 9940607 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9940613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33781 + ... + 34073.

It is an arithmetic number, because the mean of its divisors is an integer number (853776).

Almost surely, 2^9940611 is an apocalyptic number.

9940611 is a deficient number, since it is larger than the sum of its proper divisors (3719805).

9940611 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (9940610) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (602).

9940611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602.

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 9940611 is about 3152.8734513139. The cubic root of 9940611 is about 215.0161228219.

The spelling of 9940611 in words is "nine million, nine hundred forty thousand, six hundred eleven".