172006532 has 12 divisors (see below), whose sum is σ = 301136976. Its totient is φ = 85967400.

The previous prime is 172006501. The next prime is 172006543. The reversal of 172006532 is 235600271.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3863 + ... + 18945.

It is an arithmetic number, because the mean of its divisors is an integer number (25094748).

Almost surely, 2^172006532 is an apocalyptic number.

It is an amenable number.

172006532 is a deficient number, since it is larger than the sum of its proper divisors (129130444).

172006532 is a wasteful number, since it uses less digits than its factorization.

172006532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17938 (or 17936 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 172006532 is about 13115.1260764051. The cubic root of 172006532 is about 556.1368165624.

It can be divided in two parts, 17200 and 6532, that added together give a palindrome (23732).

The spelling of 172006532 in words is "one hundred seventy-two million, six thousand, five hundred thirty-two".