132172628 has 24 divisors (see below), whose sum is σ = 275839872. Its totient is φ = 54182304.

The previous prime is 132172627. The next prime is 132172639. The reversal of 132172628 is 826271231.

It is a junction number, because it is equal to n+sod(n) for n = 132172594 and 132172603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132172627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101975 + ... + 103262.

It is an arithmetic number, because the mean of its divisors is an integer number (11493328).

Almost surely, 2^132172628 is an apocalyptic number.

It is an amenable number.

132172628 is an abundant number, since it is smaller than the sum of its proper divisors (143667244).

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

132172628 is a wasteful number, since it uses less digits than its factorization.

132172628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205271 (or 205269 counting only the distinct ones).

The product of its digits is 8064, while the sum is 32.

The square root of 132172628 is about 11496.6355078345. The cubic root of 132172628 is about 509.3861999269.

The spelling of 132172628 in words is "one hundred thirty-two million, one hundred seventy-two thousand, six hundred twenty-eight".