8224865 has 8 divisors (see below), whose sum is σ = 10767168. Its totient is φ = 5981680.

The previous prime is 8224861. The next prime is 8224877. The reversal of 8224865 is 5684228.

8224865 = 320² + 321² + ... + 385².

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

It is not a de Polignac number, because 8224865 - 2² = 8224861 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8224861) 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, 74717 + ... + 74826.

It is an arithmetic number, because the mean of its divisors is an integer number (1345896).

Almost surely, 2^8224865 is an apocalyptic number.

It is an amenable number.

8224865 is a deficient number, since it is larger than the sum of its proper divisors (2542303).

8224865 is a wasteful number, since it uses less digits than its factorization.

8224865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149559.

The product of its digits is 30720, while the sum is 35.

The square root of 8224865 is about 2867.9025436719. The cubic root of 8224865 is about 201.8565870927.

The spelling of 8224865 in words is "eight million, two hundred twenty-four thousand, eight hundred sixty-five".