235206216 has 96 divisors (see below), whose sum is σ = 745018560. Its totient is φ = 65632896.

The previous prime is 235206197. The next prime is 235206227. The reversal of 235206216 is 612602532.

235206216 is a `hidden beast` number, since 2 + 35 + 2 + 0 + 621 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 235206216.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16246 + ... + 27098.

It is an arithmetic number, because the mean of its divisors is an integer number (7760610).

Almost surely, 2^235206216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 235206216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (372509280).

235206216 is an abundant number, since it is smaller than the sum of its proper divisors (509812344).

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

235206216 is a wasteful number, since it uses less digits than its factorization.

235206216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10915 (or 10908 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 235206216 is about 15336.4342661520. The cubic root of 235206216 is about 617.2810314879.

Adding to 235206216 its reverse (612602532), we get a palindrome (847808748).

The spelling of 235206216 in words is "two hundred thirty-five million, two hundred six thousand, two hundred sixteen".