180366 has 16 divisors (see below), whose sum is σ = 376704. Its totient is φ = 57464.

The previous prime is 180361. The next prime is 180371. The reversal of 180366 is 663081.

It is an interprime number because it is at equal distance from previous prime (180361) and next prime (180371).

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (180361) 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 7 ways as a sum of consecutive naturals, for example, 516 + ... + 791.

It is an arithmetic number, because the mean of its divisors is an integer number (23544).

2¹⁸⁰³⁶⁶ is an apocalyptic number.

180366 is an abundant number, since it is smaller than the sum of its proper divisors (196338).

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

180366 is a wasteful number, since it uses less digits than its factorization.

180366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 180366 is about 424.6951848091. The cubic root of 180366 is about 56.5004046229.

The spelling of 180366 in words is "one hundred eighty thousand, three hundred sixty-six".