9864001924 has 48 divisors (see below), whose sum is σ = 20882534400. Its totient is φ = 3982520736.

The previous prime is 9864001921. The next prime is 9864001957. The reversal of 9864001924 is 4291004689.

It is not an unprimeable number, because it can be changed into a prime (9864001921) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43437 + ... + 147019.

It is an arithmetic number, because the mean of its divisors is an integer number (435052800).

Almost surely, 2^9864001924 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9864001924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10441267200).

9864001924 is an abundant number, since it is smaller than the sum of its proper divisors (11018532476).

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

9864001924 is a wasteful number, since it uses less digits than its factorization.

9864001924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103792 (or 103790 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 9864001924 is about 99317.6818295715. The cubic root of 9864001924 is about 2144.6234452549.

The spelling of 9864001924 in words is "nine billion, eight hundred sixty-four million, one thousand, nine hundred twenty-four".