8803561 has 16 divisors (see below), whose sum is σ = 9878400. Its totient is φ = 7793280.

The previous prime is 8803547. The next prime is 8803573. The reversal of 8803561 is 1653088.

It is a de Polignac number, because none of the positive numbers 2^k-8803561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8803511) 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 15 ways as a sum of consecutive naturals, for example, 44140 + ... + 44338.

It is an arithmetic number, because the mean of its divisors is an integer number (617400).

Almost surely, 2^8803561 is an apocalyptic number.

It is an amenable number.

8803561 is a deficient number, since it is larger than the sum of its proper divisors (1074839).

8803561 is a wasteful number, since it uses less digits than its factorization.

8803561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 8803561 is about 2967.0795405584. The cubic root of 8803561 is about 206.4838674380.

The spelling of 8803561 in words is "eight million, eight hundred three thousand, five hundred sixty-one".