18652 has 6 divisors (see below), whose sum is σ = 32648. Its totient is φ = 9324.

The previous prime is 18637. The next prime is 18661. The reversal of 18652 is 25681.

It is a happy number.

It is a nialpdrome in base 12.

It is a congruent number.

It is an unprimeable number.

18652 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 as a sum of consecutive naturals, namely, 2328 + ... + 2335.

2¹⁸⁶⁵² is an apocalyptic number.

It is an amenable number.

18652 is a deficient number, since it is larger than the sum of its proper divisors (13996).

18652 is a wasteful number, since it uses less digits than its factorization.

18652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4667 (or 4665 counting only the distinct ones).

The product of its digits is 480, while the sum is 22.

The square root of 18652 is about 136.5723251614. The cubic root of 18652 is about 26.5200986720.

The spelling of 18652 in words is "eighteen thousand, six hundred fifty-two".