171397068 has 24 divisors (see below), whose sum is σ = 406484400. Its totient is φ = 56195520.

The previous prime is 171397067. The next prime is 171397069. The reversal of 171397068 is 860793171.

It is an interprime number because it is at equal distance from previous prime (171397067) and next prime (171397069).

It is not an unprimeable number, because it can be changed into a prime (171397067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116343 + ... + 117806.

It is an arithmetic number, because the mean of its divisors is an integer number (16936850).

Almost surely, 2^171397068 is an apocalyptic number.

It is an amenable number.

171397068 is an abundant number, since it is smaller than the sum of its proper divisors (235087332).

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

171397068 is a wasteful number, since it uses less digits than its factorization.

171397068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234217 (or 234215 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 42.

The square root of 171397068 is about 13091.8703018324. The cubic root of 171397068 is about 555.4791933147.

The spelling of 171397068 in words is "one hundred seventy-one million, three hundred ninety-seven thousand, sixty-eight".