9540172 has 12 divisors (see below), whose sum is σ = 16808400. Its totient is φ = 4737776.

The previous prime is 9540161. The next prime is 9540173. The reversal of 9540172 is 2710459.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 9540172.

It is not an unprimeable number, because it can be changed into a prime (9540173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7408 + ... + 8599.

It is an arithmetic number, because the mean of its divisors is an integer number (1400700).

Almost surely, 2^9540172 is an apocalyptic number.

It is an amenable number.

9540172 is a deficient number, since it is larger than the sum of its proper divisors (7268228).

9540172 is a wasteful number, since it uses less digits than its factorization.

9540172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16160 (or 16158 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 9540172 is about 3088.7168856987. The cubic root of 9540172 is about 212.0892883650.

The spelling of 9540172 in words is "nine million, five hundred forty thousand, one hundred seventy-two".