9872164 has 9 divisors (see below), whose sum is σ = 17287291. Its totient is φ = 4932940.

The previous prime is 9872131. The next prime is 9872171. The reversal of 9872164 is 4612789.

The square root of 9872164 is 3142.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 5499 + ... + 7069.

Almost surely, 2^9872164 is an apocalyptic number.

9872164 is the 3142-nd square number.

It is an amenable number.

9872164 is a deficient number, since it is larger than the sum of its proper divisors (7415127).

9872164 is an equidigital number, since it uses as much as digits as its factorization.

9872164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3146 (or 1573 counting only the distinct ones).

The product of its digits is 24192, while the sum is 37.

The cubic root of 9872164 is about 214.5214812862.

The spelling of 9872164 in words is "nine million, eight hundred seventy-two thousand, one hundred sixty-four".