9961370 has 16 divisors (see below), whose sum is σ = 17971200. Its totient is φ = 3975504.

The previous prime is 9961351. The next prime is 9961381. The reversal of 9961370 is 731699.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 9961370.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5159 + ... + 6821.

It is an arithmetic number, because the mean of its divisors is an integer number (1123200).

Almost surely, 2^9961370 is an apocalyptic number.

9961370 is a deficient number, since it is larger than the sum of its proper divisors (8009830).

9961370 is a wasteful number, since it uses less digits than its factorization.

9961370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2269.

The product of its (nonzero) digits is 10206, while the sum is 35.

The square root of 9961370 is about 3156.1638107044. The cubic root of 9961370 is about 215.1656916373.

The spelling of 9961370 in words is "nine million, nine hundred sixty-one thousand, three hundred seventy".