8504228 has 18 divisors (see below), whose sum is σ = 15305346. Its totient is φ = 4134528.

The previous prime is 8504203. The next prime is 8504231. The reversal of 8504228 is 8224058.

It can be written as a sum of positive squares in 3 ways, for example, as 2849344 + 5654884 = 1688^2 + 2378^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8504228.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4700 + ... + 6252.

It is an arithmetic number, because the mean of its divisors is an integer number (850297).

Almost surely, 2^8504228 is an apocalyptic number.

It is an amenable number.

8504228 is a deficient number, since it is larger than the sum of its proper divisors (6801118).

8504228 is a wasteful number, since it uses less digits than its factorization.

8504228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1631 (or 1592 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 29.

The square root of 8504228 is about 2916.2009532952. The cubic root of 8504228 is about 204.1165872081.

The spelling of 8504228 in words is "eight million, five hundred four thousand, two hundred twenty-eight".