171044160 has 112 divisors (see below), whose sum is σ = 620670336. Its totient is φ = 39094272.

The previous prime is 171044147. The next prime is 171044161. The reversal of 171044160 is 61440171.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×171044160² = 58512209340211200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 171044160.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (171044161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6007 + ... + 19446.

Almost surely, 2^171044160 is an apocalyptic number.

171044160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

171044160 is an abundant number, since it is smaller than the sum of its proper divisors (449626176).

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

171044160 is a wasteful number, since it uses less digits than its factorization.

171044160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25480 (or 25470 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 171044160 is about 13078.3852214255. The cubic root of 171044160 is about 555.0976859137.

The spelling of 171044160 in words is "one hundred seventy-one million, forty-four thousand, one hundred sixty".