8469561 has 8 divisors (see below), whose sum is σ = 11358720. Its totient is φ = 5613392.

The previous prime is 8469551. The next prime is 8469577. The reversal of 8469561 is 1659648.

8469561 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8469561 - 2⁹ = 8469049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8469551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7641 + ... + 8678.

It is an arithmetic number, because the mean of its divisors is an integer number (1419840).

Almost surely, 2^8469561 is an apocalyptic number.

It is an amenable number.

8469561 is a deficient number, since it is larger than the sum of its proper divisors (2889159).

8469561 is a wasteful number, since it uses less digits than its factorization.

8469561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16495.

The product of its digits is 51840, while the sum is 39.

The square root of 8469561 is about 2910.2510201012. The cubic root of 8469561 is about 203.8388529375.

The spelling of 8469561 in words is "eight million, four hundred sixty-nine thousand, five hundred sixty-one".