171984052 has 12 divisors (see below), whose sum is σ = 301113540. Its totient is φ = 85951616.

The previous prime is 171984031. The next prime is 171984061. The reversal of 171984052 is 250489171.

It can be written as a sum of positive squares in 2 ways, for example, as 167806116 + 4177936 = 12954^2 + 2044^2 .

It is a congruent number.

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, 774 + ... + 18562.

It is an arithmetic number, because the mean of its divisors is an integer number (25092795).

Almost surely, 2^171984052 is an apocalyptic number.

It is an amenable number.

171984052 is a deficient number, since it is larger than the sum of its proper divisors (129129488).

171984052 is a wasteful number, since it uses less digits than its factorization.

171984052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20210 (or 20208 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 37.

The square root of 171984052 is about 13114.2690227096. The cubic root of 171984052 is about 556.1125878308.

The spelling of 171984052 in words is "one hundred seventy-one million, nine hundred eighty-four thousand, fifty-two".