9712870 has 16 divisors (see below), whose sum is σ = 17956368. Its totient is φ = 3780000.

The previous prime is 9712861. The next prime is 9712873. The reversal of 9712870 is 782179.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9712873) 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 7 ways as a sum of consecutive naturals, for example, 12756 + ... + 13495.

It is an arithmetic number, because the mean of its divisors is an integer number (1122273).

Almost surely, 2^9712870 is an apocalyptic number.

9712870 is a deficient number, since it is larger than the sum of its proper divisors (8243498).

9712870 is a wasteful number, since it uses less digits than its factorization.

9712870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26295.

The product of its (nonzero) digits is 7056, while the sum is 34.

The square root of 9712870 is about 3116.5477695681. The cubic root of 9712870 is about 213.3614030990.

The spelling of 9712870 in words is "nine million, seven hundred twelve thousand, eight hundred seventy".