8515229284 has 81 divisors (see below), whose sum is σ = 16239060747. Its totient is φ = 3906681408.

The previous prime is 8515229273. The next prime is 8515229323. The reversal of 8515229284 is 4829225158.

The square root of 8515229284 is 92278.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 1812204900 + 6703024384 = 42570^2 + 81872^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 198028567 + ... + 198028609.

Almost surely, 2^8515229284 is an apocalyptic number.

8515229284 is the 92278-th square number.

It is an amenable number.

8515229284 is a deficient number, since it is larger than the sum of its proper divisors (7723831463).

8515229284 is a wasteful number, since it uses less digits than its factorization.

8515229284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222 (or 111 counting only the distinct ones).

The product of its digits is 460800, while the sum is 46.

The cubic root of 8515229284 is about 2042.0456607159.

The spelling of 8515229284 in words is "eight billion, five hundred fifteen million, two hundred twenty-nine thousand, two hundred eighty-four".