172532 has 6 divisors (see below), whose sum is σ = 301938. Its totient is φ = 86264.

The previous prime is 172519. The next prime is 172541. The reversal of 172532 is 235271.

172532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 126736 + 45796 = 356^2 + 214^2 .

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 172532.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21563 + ... + 21570.

It is an arithmetic number, because the mean of its divisors is an integer number (50323).

2¹⁷²⁵³² is an apocalyptic number.

It is an amenable number.

172532 is a deficient number, since it is larger than the sum of its proper divisors (129406).

172532 is a wasteful number, since it uses less digits than its factorization.

172532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43137 (or 43135 counting only the distinct ones).

The product of its digits is 420, while the sum is 20.

The square root of 172532 is about 415.3697148325. The cubic root of 172532 is about 55.6702560623.

The spelling of 172532 in words is "one hundred seventy-two thousand, five hundred thirty-two".