9873130 has 8 divisors (see below), whose sum is σ = 17771652. Its totient is φ = 3949248.

The previous prime is 9873121. The next prime is 9873131. The reversal of 9873130 is 313789.

It can be written as a sum of positive squares in 2 ways, for example, as 9199089 + 674041 = 3033^2 + 821^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 9873092 and 9873101.

It is not an unprimeable number, because it can be changed into a prime (9873131) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 493647 + ... + 493666.

Almost surely, 2^9873130 is an apocalyptic number.

9873130 is a deficient number, since it is larger than the sum of its proper divisors (7898522).

9873130 is a wasteful number, since it uses less digits than its factorization.

9873130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 987320.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 9873130 is about 3142.1537199825. The cubic root of 9873130 is about 214.5284780971.

The spelling of 9873130 in words is "nine million, eight hundred seventy-three thousand, one hundred thirty".