9873900 has 180 divisors, whose sum is σ = 34029072. Its totient is φ = 2471040.

The previous prime is 9873893. The next prime is 9873911. The reversal of 9873900 is 93789.

It is a tau number, because it is divible by the number of its divisors (180).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 186274 + ... + 186326.

Almost surely, 2^9873900 is an apocalyptic number.

9873900 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9873900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17014536).

9873900 is an abundant number, since it is smaller than the sum of its proper divisors (24155172).

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

9873900 is a wasteful number, since it uses less digits than its factorization.

9873900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102 (or 86 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 9873900 is about 3142.2762450173. The cubic root of 9873900 is about 214.5340549383.

The spelling of 9873900 in words is "nine million, eight hundred seventy-three thousand, nine hundred".