165934 has 8 divisors (see below), whose sum is σ = 250920. Its totient is φ = 82296.

The previous prime is 165931. The next prime is 165941. The reversal of 165934 is 439561.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72 + ... + 580.

It is an arithmetic number, because the mean of its divisors is an integer number (31365).

2¹⁶⁵⁹³⁴ is an apocalyptic number.

165934 is a deficient number, since it is larger than the sum of its proper divisors (84986).

165934 is a wasteful number, since it uses less digits than its factorization.

165934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674.

The product of its digits is 3240, while the sum is 28.

The square root of 165934 is about 407.3499723825. The cubic root of 165934 is about 54.9513619594.

The spelling of 165934 in words is "one hundred sixty-five thousand, nine hundred thirty-four".