8543674624 has 81 divisors (see below), whose sum is σ = 17542749063. Its totient is φ = 4152784896.

The previous prime is 8543674621. The next prime is 8543674631. The reversal of 8543674624 is 4264763458.

The square root of 8543674624 is 92432.

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 1493049600 + 7050625024 = 38640^2 + 83968^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8543674621) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 78382282 + ... + 78382390.

Almost surely, 2^8543674624 is an apocalyptic number.

8543674624 is the 92432-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8543674624

8543674624 is an abundant number, since it is smaller than the sum of its proper divisors (8999074439).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8543674624 is an frugal number, since it uses more digits than its factorization.

8543674624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340 (or 164 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 49.

The cubic root of 8543674624 is about 2044.3169686253.

Multiplying 8543674624 by its sum of digits (49), we get a square (418640056576 = 647024²).

The spelling of 8543674624 in words is "eight billion, five hundred forty-three million, six hundred seventy-four thousand, six hundred twenty-four".