52166 has 4 divisors (see below), whose sum is σ = 78252. Its totient is φ = 26082.

The previous prime is 52163. The next prime is 52177. The reversal of 52166 is 66125.

It is a semiprime because it is the product of two primes.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13040 + ... + 13043.

It is an arithmetic number, because the mean of its divisors is an integer number (19563).

2⁵²¹⁶⁶ is an apocalyptic number.

52166 is a deficient number, since it is larger than the sum of its proper divisors (26086).

52166 is a wasteful number, since it uses less digits than its factorization.

52166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26085.

The product of its digits is 360, while the sum is 20.

The square root of 52166 is about 228.3987740773. The cubic root of 52166 is about 37.3647871261.

The spelling of 52166 in words is "fifty-two thousand, one hundred sixty-six".