8513228 has 12 divisors (see below), whose sum is σ = 15151080. Its totient is φ = 4184352.

The previous prime is 8513207. The next prime is 8513233. The reversal of 8513228 is 8223158.

It is a self number, because there is not a number n which added to its sum of digits gives 8513228.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 17801 + ... + 18272.

It is an arithmetic number, because the mean of its divisors is an integer number (1262590).

Almost surely, 2^8513228 is an apocalyptic number.

It is an amenable number.

8513228 is a deficient number, since it is larger than the sum of its proper divisors (6637852).

8513228 is a wasteful number, since it uses less digits than its factorization.

8513228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36136 (or 36134 counting only the distinct ones).

The product of its digits is 3840, while the sum is 29.

The square root of 8513228 is about 2917.7436487807. The cubic root of 8513228 is about 204.1885671541.

The spelling of 8513228 in words is "eight million, five hundred thirteen thousand, two hundred twenty-eight".