9616545 has 24 divisors (see below), whose sum is σ = 17245800. Its totient is φ = 4951296.

The previous prime is 9616517. The next prime is 9616547. The reversal of 9616545 is 5456169.

It can be written as a sum of positive squares in 4 ways, for example, as 2944656 + 6671889 = 1716^2 + 2583^2 .

It is not a de Polignac number, because 9616545 - 2¹⁰ = 9615521 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (9616547) 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 23 ways as a sum of consecutive naturals, for example, 2380 + ... + 4989.

It is an arithmetic number, because the mean of its divisors is an integer number (718575).

Almost surely, 2^9616545 is an apocalyptic number.

It is an amenable number.

9616545 is a deficient number, since it is larger than the sum of its proper divisors (7629255).

9616545 is a wasteful number, since it uses less digits than its factorization.

9616545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7409 (or 7406 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 9616545 is about 3101.0554654827. The cubic root of 9616545 is about 212.6537388044.

It can be divided in two parts, 96 and 16545, that added together give a square (16641 = 129²).

The spelling of 9616545 in words is "nine million, six hundred sixteen thousand, five hundred forty-five".