172675 has 6 divisors (see below), whose sum is σ = 214148. Its totient is φ = 138120.

The previous prime is 172673. The next prime is 172681. The reversal of 172675 is 576271.

It is not a de Polignac number, because 172675 - 2¹ = 172673 is a prime.

It is a Duffinian number.

172675 is a lucky number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (172673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3429 + ... + 3478.

2¹⁷²⁶⁷⁵ is an apocalyptic number.

172675 is a deficient number, since it is larger than the sum of its proper divisors (41473).

172675 is an equidigital number, since it uses as much as digits as its factorization.

172675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6917 (or 6912 counting only the distinct ones).

The product of its digits is 2940, while the sum is 28.

The square root of 172675 is about 415.5418149838. The cubic root of 172675 is about 55.6856322404.

The spelling of 172675 in words is "one hundred seventy-two thousand, six hundred seventy-five".