947172 has 24 divisors (see below), whose sum is σ = 2340576. Its totient is φ = 297088.

The previous prime is 947171. The next prime is 947183. The reversal of 947172 is 271749.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (947171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2118 + ... + 2525.

It is an arithmetic number, because the mean of its divisors is an integer number (97524).

2⁹⁴⁷¹⁷² is an apocalyptic number.

It is an amenable number.

947172 is an abundant number, since it is smaller than the sum of its proper divisors (1393404).

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

947172 is a wasteful number, since it uses less digits than its factorization.

947172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4667 (or 4665 counting only the distinct ones).

The product of its digits is 3528, while the sum is 30.

The square root of 947172 is about 973.2276198300. The cubic root of 947172 is about 98.2071143823.

The spelling of 947172 in words is "nine hundred forty-seven thousand, one hundred seventy-two".