8841521 has 8 divisors (see below), whose sum is σ = 9664704. Its totient is φ = 8038800.

The previous prime is 8841509. The next prime is 8841529. The reversal of 8841521 is 1251488.

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 8841521 - 2¹⁰ = 8840497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8841529) 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 7 ways as a sum of consecutive naturals, for example, 4205 + ... + 5946.

It is an arithmetic number, because the mean of its divisors is an integer number (1208088).

Almost surely, 2^8841521 is an apocalyptic number.

It is an amenable number.

8841521 is a deficient number, since it is larger than the sum of its proper divisors (823183).

8841521 is a wasteful number, since it uses less digits than its factorization.

8841521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10231.

The product of its digits is 2560, while the sum is 29.

The square root of 8841521 is about 2973.4695222921. The cubic root of 8841521 is about 206.7802205766.

The spelling of 8841521 in words is "eight million, eight hundred forty-one thousand, five hundred twenty-one".