9285561 has 6 divisors (see below), whose sum is σ = 13412490. Its totient is φ = 6190368.

The previous prime is 9285541. The next prime is 9285569. The reversal of 9285561 is 1655829.

It is a happy number.

9285561 is a `hidden beast` number, since 92 + 8 + 5 + 561 = 666.

9285561 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8732025 + 553536 = 2955^2 + 744^2 .

It is not a de Polignac number, because 9285561 - 2⁹ = 9285049 is a prime.

9285561 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9285569) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 515856 + ... + 515873.

It is an arithmetic number, because the mean of its divisors is an integer number (2235415).

Almost surely, 2^9285561 is an apocalyptic number.

It is an amenable number.

9285561 is a deficient number, since it is larger than the sum of its proper divisors (4126929).

9285561 is a wasteful number, since it uses less digits than its factorization.

9285561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031735 (or 1031732 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

The square root of 9285561 is about 3047.2218494885. The cubic root of 9285561 is about 210.1854823831.

The spelling of 9285561 in words is "nine million, two hundred eighty-five thousand, five hundred sixty-one".