8216552 has 16 divisors (see below), whose sum is σ = 15560100. Its totient is φ = 4067200.

The previous prime is 8216539. The next prime is 8216557. The reversal of 8216552 is 2556128.

It can be written as a sum of positive squares in 2 ways, for example, as 5924356 + 2292196 = 2434^2 + 1514^2 .

It is not an unprimeable number, because it can be changed into a prime (8216557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4277 + ... + 5892.

Almost surely, 2^8216552 is an apocalyptic number.

It is an amenable number.

8216552 is a deficient number, since it is larger than the sum of its proper divisors (7343548).

8216552 is a wasteful number, since it uses less digits than its factorization.

8216552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10276 (or 10272 counting only the distinct ones).

The product of its digits is 4800, while the sum is 29.

The square root of 8216552 is about 2866.4528602438. The cubic root of 8216552 is about 201.7885576290.

The spelling of 8216552 in words is "eight million, two hundred sixteen thousand, five hundred fifty-two".