9373561 has 4 divisors (see below), whose sum is σ = 9410292. Its totient is φ = 9336832.

The previous prime is 9373549. The next prime is 9373571. The reversal of 9373561 is 1653739.

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 7123561 + 2250000 = 2669^2 + 1500^2 .

It is a cyclic number.

It is not a de Polignac number, because 9373561 - 2⁷ = 9373433 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9373531) 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 3 ways as a sum of consecutive naturals, for example, 17980 + ... + 18493.

It is an arithmetic number, because the mean of its divisors is an integer number (2352573).

Almost surely, 2^9373561 is an apocalyptic number.

It is an amenable number.

9373561 is a deficient number, since it is larger than the sum of its proper divisors (36731).

9373561 is a wasteful number, since it uses less digits than its factorization.

9373561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36730.

The product of its digits is 17010, while the sum is 34.

The square root of 9373561 is about 3061.6271817450. The cubic root of 9373561 is about 210.8473773325.

The spelling of 9373561 in words is "nine million, three hundred seventy-three thousand, five hundred sixty-one".