212514226 has 8 divisors (see below), whose sum is σ = 321205104. Its totient is φ = 105445860.

The previous prime is 212514223. The next prime is 212514271. The reversal of 212514226 is 622415212.

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

It is a self number, because there is not a number n which added to its sum of digits gives 212514226.

It is not an unprimeable number, because it can be changed into a prime (212514223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405300 + ... + 405823.

It is an arithmetic number, because the mean of its divisors is an integer number (40150638).

Almost surely, 2^212514226 is an apocalyptic number.

212514226 is a deficient number, since it is larger than the sum of its proper divisors (108690878).

212514226 is a wasteful number, since it uses less digits than its factorization.

212514226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811256.

The product of its digits is 1920, while the sum is 25.

The square root of 212514226 is about 14577.8676767214. The cubic root of 212514226 is about 596.7549121307.

Adding to 212514226 its reverse (622415212), we get a palindrome (834929438).

The spelling of 212514226 in words is "two hundred twelve million, five hundred fourteen thousand, two hundred twenty-six".