165502 has 8 divisors (see below), whose sum is σ = 251496. Its totient is φ = 81672.

The previous prime is 165479. The next prime is 165511. The reversal of 165502 is 205561.

It is a happy number.

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

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 165502.

It is a congruent number.

It is an unprimeable number.

165502 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333 + ... + 664.

It is an arithmetic number, because the mean of its divisors is an integer number (31437).

2¹⁶⁵⁵⁰² is an apocalyptic number.

165502 is a deficient number, since it is larger than the sum of its proper divisors (85994).

165502 is an equidigital number, since it uses as much as digits as its factorization.

165502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1082.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 165502 is about 406.8193702370. The cubic root of 165502 is about 54.9036329039.

The spelling of 165502 in words is "one hundred sixty-five thousand, five hundred two".