171171896 has 48 divisors (see below), whose sum is σ = 377916840. Its totient is φ = 72461760.

The previous prime is 171171883. The next prime is 171171943. The reversal of 171171896 is 698171171.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29906 + ... + 35166.

Almost surely, 2^171171896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 171171896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188958420).

171171896 is an abundant number, since it is smaller than the sum of its proper divisors (206744944).

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

171171896 is a wasteful number, since it uses less digits than its factorization.

171171896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5364 (or 5353 counting only the distinct ones).

The product of its digits is 21168, while the sum is 41.

The square root of 171171896 is about 13083.2677875216. The cubic root of 171171896 is about 555.2358340864.

The spelling of 171171896 in words is "one hundred seventy-one million, one hundred seventy-one thousand, eight hundred ninety-six".