172002 has 16 divisors (see below), whose sum is σ = 348480. Its totient is φ = 56592.

The previous prime is 172001. The next prime is 172009. The reversal of 172002 is 200271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 523 + ... + 785.

It is an arithmetic number, because the mean of its divisors is an integer number (21780).

2¹⁷²⁰⁰² is an apocalyptic number.

172002 is an abundant number, since it is smaller than the sum of its proper divisors (176478).

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

172002 is a wasteful number, since it uses less digits than its factorization.

172002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377.

The product of its (nonzero) digits is 28, while the sum is 12.

The square root of 172002 is about 414.7312382737. The cubic root of 172002 is about 55.6131932186.

Adding to 172002 its reverse (200271), we get a palindrome (372273).

The spelling of 172002 in words is "one hundred seventy-two thousand, two", and thus it is an iban number.