8487136522 has 8 divisors (see below), whose sum is σ = 12732516900. Its totient is φ = 4242964224.

The previous prime is 8487136519. The next prime is 8487136561. The reversal of 8487136522 is 2256317848.

8487136522 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 7996115241 + 491021281 = 89421^2 + 22159^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 284247 + ... + 312682.

Almost surely, 2^8487136522 is an apocalyptic number.

8487136522 is a deficient number, since it is larger than the sum of its proper divisors (4245380378).

8487136522 is a wasteful number, since it uses less digits than its factorization.

8487136522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604040.

The product of its digits is 645120, while the sum is 46.

The square root of 8487136522 is about 92125.6561550581. The cubic root of 8487136522 is about 2039.7975354942.

The spelling of 8487136522 in words is "eight billion, four hundred eighty-seven million, one hundred thirty-six thousand, five hundred twenty-two".