8672516 has 24 divisors (see below), whose sum is σ = 16261560. Its totient is φ = 4032512.

The previous prime is 8672513. The next prime is 8672519. The reversal of 8672516 is 6152768.

It is an interprime number because it is at equal distance from previous prime (8672513) and next prime (8672519).

It can be written as a sum of positive squares in 4 ways, for example, as 2402500 + 6270016 = 1550^2 + 2504^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8672513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5336 + ... + 6768.

It is an arithmetic number, because the mean of its divisors is an integer number (677565).

Almost surely, 2^8672516 is an apocalyptic number.

It is an amenable number.

8672516 is a deficient number, since it is larger than the sum of its proper divisors (7589044).

8672516 is a wasteful number, since it uses less digits than its factorization.

8672516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1543 (or 1541 counting only the distinct ones).

The product of its digits is 20160, while the sum is 35.

The square root of 8672516 is about 2944.9135810750. The cubic root of 8672516 is about 205.4542060667.

The spelling of 8672516 in words is "eight million, six hundred seventy-two thousand, five hundred sixteen".