9561241 has 4 divisors (see below), whose sum is σ = 9794484. Its totient is φ = 9328000.

The previous prime is 9561229. The next prime is 9561283. The reversal of 9561241 is 1421659.

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 1971216 + 7590025 = 1404^2 + 2755^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9561241 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 (9561221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116560 + ... + 116641.

It is an arithmetic number, because the mean of its divisors is an integer number (2448621).

Almost surely, 2^9561241 is an apocalyptic number.

It is an amenable number.

9561241 is a deficient number, since it is larger than the sum of its proper divisors (233243).

9561241 is a wasteful number, since it uses less digits than its factorization.

9561241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233242.

The product of its digits is 2160, while the sum is 28.

The square root of 9561241 is about 3092.1256442777. The cubic root of 9561241 is about 212.2453031536.

It can be divided in two parts, 956 and 1241, that added together give a cube (2197 = 13³).

The spelling of 9561241 in words is "nine million, five hundred sixty-one thousand, two hundred forty-one".