9957361 has 4 divisors (see below), whose sum is σ = 10015092. Its totient is φ = 9899632.

The previous prime is 9957347. The next prime is 9957379. The reversal of 9957361 is 1637599.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5377761 + 4579600 = 2319^2 + 2140^2 .

It is a cyclic number.

It is not a de Polignac number, because 9957361 - 2¹¹ = 9955313 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9957331) 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 3 ways as a sum of consecutive naturals, for example, 28606 + ... + 28951.

It is an arithmetic number, because the mean of its divisors is an integer number (2503773).

Almost surely, 2^9957361 is an apocalyptic number.

It is an amenable number.

9957361 is a deficient number, since it is larger than the sum of its proper divisors (57731).

9957361 is a wasteful number, since it uses less digits than its factorization.

9957361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57730.

The product of its digits is 51030, while the sum is 40.

The square root of 9957361 is about 3155.5286403390. The cubic root of 9957361 is about 215.1368229508.

The spelling of 9957361 in words is "nine million, nine hundred fifty-seven thousand, three hundred sixty-one".