212240235 has 8 divisors (see below), whose sum is σ = 339584400. Its totient is φ = 113194784.

The previous prime is 212240141. The next prime is 212240239. The reversal of 212240235 is 532042212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212240235 - 2¹⁰ = 212239211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212240239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7074660 + ... + 7074689.

It is an arithmetic number, because the mean of its divisors is an integer number (42448050).

Almost surely, 2^212240235 is an apocalyptic number.

212240235 is a deficient number, since it is larger than the sum of its proper divisors (127344165).

212240235 is a wasteful number, since it uses less digits than its factorization.

212240235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14149357.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 212240235 is about 14568.4671465463. The cubic root of 212240235 is about 596.4983398268.

Adding to 212240235 its reverse (532042212), we get a palindrome (744282447).

The spelling of 212240235 in words is "two hundred twelve million, two hundred forty thousand, two hundred thirty-five".