212240414 has 16 divisors (see below), whose sum is σ = 320399280. Its totient is φ = 105443520.

The previous prime is 212240407. The next prime is 212240417. The reversal of 212240414 is 414042212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212240417) 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, 372722 + ... + 373290.

It is an arithmetic number, because the mean of its divisors is an integer number (20024955).

Almost surely, 2^212240414 is an apocalyptic number.

212240414 is a deficient number, since it is larger than the sum of its proper divisors (108158866).

212240414 is a wasteful number, since it uses less digits than its factorization.

212240414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1435.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 212240414 is about 14568.4732899505. The cubic root of 212240414 is about 596.4985075191.

Adding to 212240414 its reverse (414042212), we get a palindrome (626282626).

The spelling of 212240414 in words is "two hundred twelve million, two hundred forty thousand, four hundred fourteen".