9864497000 has 32 divisors (see below), whose sum is σ = 23082925320. Its totient is φ = 3945798400.

The previous prime is 9864496991. The next prime is 9864497003. The reversal of 9864497000 is 7944689.

9864497000 is digitally balanced in base 2, 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 4 ways, for example, as 495418564 + 9369078436 = 22258^2 + 96794^2 .

It is not an unprimeable number, because it can be changed into a prime (9864497003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4931249 + ... + 4933248.

Almost surely, 2^9864497000 is an apocalyptic number.

It is an amenable number.

9864497000 is an abundant number, since it is smaller than the sum of its proper divisors (13218428320).

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

9864497000 is a wasteful number, since it uses less digits than its factorization.

9864497000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9864518 (or 9864504 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 9864497000 is about 99320.1741843015. The cubic root of 9864497000 is about 2144.6593243313.

The spelling of 9864497000 in words is "nine billion, eight hundred sixty-four million, four hundred ninety-seven thousand".