165498 has 8 divisors (see below), whose sum is σ = 331008. Its totient is φ = 55164.

The previous prime is 165479. The next prime is 165511. The reversal of 165498 is 894561.

165498 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

165498 is an admirable number.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 165498.

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, 13786 + ... + 13797.

It is an arithmetic number, because the mean of its divisors is an integer number (41376).

2¹⁶⁵⁴⁹⁸ is an apocalyptic number.

165498 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

165498 is a wasteful number, since it uses less digits than its factorization.

165498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27588.

The product of its digits is 8640, while the sum is 33.

The square root of 165498 is about 406.8144540205. The cubic root of 165498 is about 54.9031905804.

The spelling of 165498 in words is "one hundred sixty-five thousand, four hundred ninety-eight".