9873887 has 8 divisors (see below), whose sum is σ = 10109472. Its totient is φ = 9640800.

The previous prime is 9873883. The next prime is 9873893. The reversal of 9873887 is 7883789.

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

It is a cyclic number.

It is not a de Polignac number, because 9873887 - 2² = 9873883 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9873881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9062 + ... + 10092.

It is an arithmetic number, because the mean of its divisors is an integer number (1263684).

Almost surely, 2^9873887 is an apocalyptic number.

9873887 is a deficient number, since it is larger than the sum of its proper divisors (235585).

9873887 is a wasteful number, since it uses less digits than its factorization.

9873887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249.

The product of its digits is 677376, while the sum is 50.

The square root of 9873887 is about 3142.2741764525. The cubic root of 9873887 is about 214.5339607862.

The spelling of 9873887 in words is "nine million, eight hundred seventy-three thousand, eight hundred eighty-seven".