171423332 has 6 divisors (see below), whose sum is σ = 299990838. Its totient is φ = 85711664.

The previous prime is 171423289. The next prime is 171423367. The reversal of 171423332 is 233324171.

It can be written as a sum of positive squares in only one way, i.e., 165739876 + 5683456 = 12874^2 + 2384^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21427913 + ... + 21427920.

It is an arithmetic number, because the mean of its divisors is an integer number (49998473).

Almost surely, 2^171423332 is an apocalyptic number.

It is an amenable number.

171423332 is a deficient number, since it is larger than the sum of its proper divisors (128567506).

171423332 is a wasteful number, since it uses less digits than its factorization.

171423332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42855837 (or 42855835 counting only the distinct ones).

The product of its digits is 3024, while the sum is 26.

The square root of 171423332 is about 13092.8733286472. The cubic root of 171423332 is about 555.5075647849.

The spelling of 171423332 in words is "one hundred seventy-one million, four hundred twenty-three thousand, three hundred thirty-two".