165028170 has 32 divisors (see below), whose sum is σ = 396476928. Its totient is φ = 43962048.

The previous prime is 165028147. The next prime is 165028207. The reversal of 165028170 is 71820561.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34887 + ... + 39333.

It is an arithmetic number, because the mean of its divisors is an integer number (12389904).

Almost surely, 2^165028170 is an apocalyptic number.

165028170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165028170 is an abundant number, since it is smaller than the sum of its proper divisors (231448758).

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

165028170 is a wasteful number, since it uses less digits than its factorization.

165028170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5694.

The product of its (nonzero) digits is 3360, while the sum is 30.

The square root of 165028170 is about 12846.3290476307. The cubic root of 165028170 is about 548.5118670026.

The spelling of 165028170 in words is "one hundred sixty-five million, twenty-eight thousand, one hundred seventy".