9961792 has 14 divisors (see below), whose sum is σ = 19768058. Its totient is φ = 4980864.

The previous prime is 9961771. The next prime is 9961817. The reversal of 9961792 is 2971699.

It can be written as a sum of positive squares in only one way, i.e., 9144576 + 817216 = 3024^2 + 904^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77763 + ... + 77890.

Almost surely, 2^9961792 is an apocalyptic number.

It is an amenable number.

9961792 is a deficient number, since it is larger than the sum of its proper divisors (9806266).

9961792 is a wasteful number, since it uses less digits than its factorization.

9961792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155665 (or 155655 counting only the distinct ones).

The product of its digits is 61236, while the sum is 43.

The square root of 9961792 is about 3156.2306633071. The cubic root of 9961792 is about 215.1687299958.

The spelling of 9961792 in words is "nine million, nine hundred sixty-one thousand, seven hundred ninety-two".