8487421500 has 48 divisors (see below), whose sum is σ = 24715375776. Its totient is φ = 2263312000.

The previous prime is 8487421493. The next prime is 8487421517. The reversal of 8487421500 is 51247848.

It is a happy number.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2827641 + ... + 2830640.

It is an arithmetic number, because the mean of its divisors is an integer number (514903662).

Almost surely, 2^8487421500 is an apocalyptic number.

It is an amenable number.

8487421500 is an abundant number, since it is smaller than the sum of its proper divisors (16227954276).

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

8487421500 is a wasteful number, since it uses less digits than its factorization.

8487421500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5658303 (or 5658291 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 39.

The square root of 8487421500 is about 92127.2028230533. The cubic root of 8487421500 is about 2039.8203657666.

The spelling of 8487421500 in words is "eight billion, four hundred eighty-seven million, four hundred twenty-one thousand, five hundred".