168855000 has 80 divisors (see below), whose sum is σ = 527549880. Its totient is φ = 45024000.

The previous prime is 168854989. The next prime is 168855019. The reversal of 168855000 is 558861.

It is a super-2 number, since 2×168855000² = 57024022050000000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9372 + ... + 20628.

Almost surely, 2^168855000 is an apocalyptic number.

168855000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 168855000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263774940).

168855000 is an abundant number, since it is smaller than the sum of its proper divisors (358694880).

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

168855000 is a wasteful number, since it uses less digits than its factorization.

168855000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11286 (or 11267 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 33.

The square root of 168855000 is about 12994.4218801761. The cubic root of 168855000 is about 552.7193153457.

The spelling of 168855000 in words is "one hundred sixty-eight million, eight hundred fifty-five thousand".