9171672 has 32 divisors (see below), whose sum is σ = 23010480. Its totient is φ = 3046400.

The previous prime is 9171649. The next prime is 9171677. The reversal of 9171672 is 2761719.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9171677) 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 7 ways as a sum of consecutive naturals, for example, 9148 + ... + 10100.

Almost surely, 2^9171672 is an apocalyptic number.

It is an amenable number.

9171672 is an abundant number, since it is smaller than the sum of its proper divisors (13838808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9171672 is a wasteful number, since it uses less digits than its factorization.

9171672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1363 (or 1359 counting only the distinct ones).

The product of its digits is 5292, while the sum is 33.

The square root of 9171672 is about 3028.4768448842. The cubic root of 9171672 is about 209.3226246658.

The spelling of 9171672 in words is "nine million, one hundred seventy-one thousand, six hundred seventy-two".