8642276324 has 12 divisors (see below), whose sum is σ = 16498891248. Its totient is φ = 3928307400.

The previous prime is 8642276311. The next prime is 8642276347. The reversal of 8642276324 is 4236722468.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 196415371 = 8642276324 / (8 + 6 + 4 + 2 + 2 + 7 + 6 + 3 + 2 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98207642 + ... + 98207729.

It is an arithmetic number, because the mean of its divisors is an integer number (1374907604).

Almost surely, 2^8642276324 is an apocalyptic number.

It is an amenable number.

8642276324 is a deficient number, since it is larger than the sum of its proper divisors (7856614924).

8642276324 is a wasteful number, since it uses less digits than its factorization.

8642276324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196415386 (or 196415384 counting only the distinct ones).

The product of its digits is 774144, while the sum is 44.

The square root of 8642276324 is about 92963.8441761097. The cubic root of 8642276324 is about 2052.1513266369.

The spelling of 8642276324 in words is "eight billion, six hundred forty-two million, two hundred seventy-six thousand, three hundred twenty-four".