171976996 has 27 divisors (see below), whose sum is σ = 308534331. Its totient is φ = 83877144.

The previous prime is 171976993. The next prime is 171977021. The reversal of 171976996 is 699679171.

The square root of 171976996 is 13114.

It is a perfect power (a square), and thus also a powerful number.

171976996 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (171976993) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2071971 + ... + 2072053.

Almost surely, 2^171976996 is an apocalyptic number.

171976996 is the 13114-th square number.

It is an amenable number.

171976996 is a deficient number, since it is larger than the sum of its proper divisors (136557335).

171976996 is an frugal number, since it uses more digits than its factorization.

171976996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328 (or 164 counting only the distinct ones).

The product of its digits is 1285956, while the sum is 55.

The cubic root of 171976996 is about 556.1049825053.

Multiplying 171976996 by its product of digits (1285956), we get a square (221154849868176 = 14871276²).

The spelling of 171976996 in words is "one hundred seventy-one million, nine hundred seventy-six thousand, nine hundred ninety-six".