213341236 has 6 divisors (see below), whose sum is σ = 373347170. Its totient is φ = 106670616.

The previous prime is 213341221. The next prime is 213341237. The reversal of 213341236 is 632143312.

213341236 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 211877136 + 1464100 = 14556^2 + 1210^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 213341236.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213341237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26667651 + ... + 26667658.

Almost surely, 2^213341236 is an apocalyptic number.

It is an amenable number.

213341236 is a deficient number, since it is larger than the sum of its proper divisors (160005934).

213341236 is a wasteful number, since it uses less digits than its factorization.

213341236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53335313 (or 53335311 counting only the distinct ones).

The product of its digits is 2592, while the sum is 25.

The square root of 213341236 is about 14606.2053935990. The cubic root of 213341236 is about 597.5280109182.

Adding to 213341236 its reverse (632143312), we get a palindrome (845484548).

The spelling of 213341236 in words is "two hundred thirteen million, three hundred forty-one thousand, two hundred thirty-six".