9961204 has 24 divisors (see below), whose sum is σ = 19184256. Its totient is φ = 4525400.

The previous prime is 9961151. The next prime is 9961207. The reversal of 9961204 is 4021699.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9961207) 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 7 ways as a sum of consecutive naturals, for example, 4389 + ... + 6259.

It is an arithmetic number, because the mean of its divisors is an integer number (799344).

Almost surely, 2^9961204 is an apocalyptic number.

It is an amenable number.

9961204 is a deficient number, since it is larger than the sum of its proper divisors (9223052).

9961204 is a wasteful number, since it uses less digits than its factorization.

9961204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1908 (or 1884 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 9961204 is about 3156.1375128470. The cubic root of 9961204 is about 215.1644964301.

The spelling of 9961204 in words is "nine million, nine hundred sixty-one thousand, two hundred four".