171082020 has 48 divisors (see below), whose sum is σ = 495552960. Its totient is φ = 44048256.

The previous prime is 171082013. The next prime is 171082031. The reversal of 171082020 is 20280171.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47422 + ... + 50901.

It is an arithmetic number, because the mean of its divisors is an integer number (10324020).

Almost surely, 2^171082020 is an apocalyptic number.

171082020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

171082020 is an abundant number, since it is smaller than the sum of its proper divisors (324470940).

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

171082020 is a wasteful number, since it uses less digits than its factorization.

171082020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98364 (or 98362 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 21.

The square root of 171082020 is about 13079.8325677357. The cubic root of 171082020 is about 555.1386391740.

The spelling of 171082020 in words is "one hundred seventy-one million, eighty-two thousand, twenty".