170472 has 16 divisors (see below), whose sum is σ = 426240. Its totient is φ = 56816.

The previous prime is 170447. The next prime is 170473. The reversal of 170472 is 274071.

170472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (170473) by changing a digit.

170472 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3528 + ... + 3575.

It is an arithmetic number, because the mean of its divisors is an integer number (26640).

170472 is a Friedman number, since it can be written as 71*7^4+2^0, using all its digits and the basic arithmetic operations.

2¹⁷⁰⁴⁷² is an apocalyptic number.

170472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

170472 is an abundant number, since it is smaller than the sum of its proper divisors (255768).

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

170472 is a wasteful number, since it uses less digits than its factorization.

170472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7112 (or 7108 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 21.

The square root of 170472 is about 412.8825498856. The cubic root of 170472 is about 55.4478041857.

The spelling of 170472 in words is "one hundred seventy thousand, four hundred seventy-two", and thus it is an iban number.