9872937 has 24 divisors (see below), whose sum is σ = 15227784. Its totient is φ = 6142464.

The previous prime is 9872927. The next prime is 9872939. The reversal of 9872937 is 7392789.

It can be written as a sum of positive squares in 4 ways, for example, as 5103081 + 4769856 = 2259^2 + 2184^2 .

It is not a de Polignac number, because 9872937 - 2⁴ = 9872921 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9872892 and 9872901.

It is not an unprimeable number, because it can be changed into a prime (9872939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26283 + ... + 26655.

It is an arithmetic number, because the mean of its divisors is an integer number (634491).

Almost surely, 2^9872937 is an apocalyptic number.

It is an amenable number.

9872937 is a deficient number, since it is larger than the sum of its proper divisors (5354847).

9872937 is a wasteful number, since it uses less digits than its factorization.

9872937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569 (or 566 counting only the distinct ones).

The product of its digits is 190512, while the sum is 45.

The square root of 9872937 is about 3142.1230084133. The cubic root of 9872937 is about 214.5270802200.

The spelling of 9872937 in words is "nine million, eight hundred seventy-two thousand, nine hundred thirty-seven".