172075532 has 6 divisors (see below), whose sum is σ = 301132188. Its totient is φ = 86037764.

The previous prime is 172075469. The next prime is 172075543. The reversal of 172075532 is 235570271.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21509438 + ... + 21509445.

It is an arithmetic number, because the mean of its divisors is an integer number (50188698).

Almost surely, 2^172075532 is an apocalyptic number.

It is an amenable number.

172075532 is a deficient number, since it is larger than the sum of its proper divisors (129056656).

172075532 is a wasteful number, since it uses less digits than its factorization.

172075532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43018887 (or 43018885 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 172075532 is about 13117.7563630371. The cubic root of 172075532 is about 556.2111709293.

The spelling of 172075532 in words is "one hundred seventy-two million, seventy-five thousand, five hundred thirty-two".