218252 has 6 divisors (see below), whose sum is σ = 381948. Its totient is φ = 109124.

The previous prime is 218249. The next prime is 218279. The reversal of 218252 is 252812.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27278 + ... + 27285.

It is an arithmetic number, because the mean of its divisors is an integer number (63658).

2²¹⁸²⁵² is an apocalyptic number.

It is an amenable number.

218252 is a deficient number, since it is larger than the sum of its proper divisors (163696).

218252 is a wasteful number, since it uses less digits than its factorization.

218252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54567 (or 54565 counting only the distinct ones).

The product of its digits is 320, while the sum is 20.

The square root of 218252 is about 467.1744856047. The cubic root of 218252 is about 60.2077980208.

The spelling of 218252 in words is "two hundred eighteen thousand, two hundred fifty-two".