171620968 has 16 divisors (see below), whose sum is σ = 321965280. Its totient is φ = 85763568.

The previous prime is 171620951. The next prime is 171620971. The reversal of 171620968 is 869026171.

171620968 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 171620968.

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, 13405 + ... + 22867.

It is an arithmetic number, because the mean of its divisors is an integer number (20122830).

Almost surely, 2^171620968 is an apocalyptic number.

It is an amenable number.

171620968 is a deficient number, since it is larger than the sum of its proper divisors (150344312).

171620968 is a wasteful number, since it uses less digits than its factorization.

171620968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11736 (or 11732 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 171620968 is about 13100.4186192656. The cubic root of 171620968 is about 555.7209665560.

The spelling of 171620968 in words is "one hundred seventy-one million, six hundred twenty thousand, nine hundred sixty-eight".