212262214 has 4 divisors (see below), whose sum is σ = 318393324. Its totient is φ = 106131106.

The previous prime is 212262209. The next prime is 212262217. The reversal of 212262214 is 412262212.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212262217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53065552 + ... + 53065555.

It is an arithmetic number, because the mean of its divisors is an integer number (79598331).

Almost surely, 2^212262214 is an apocalyptic number.

212262214 is a deficient number, since it is larger than the sum of its proper divisors (106131110).

212262214 is a wasteful number, since it uses less digits than its factorization.

212262214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106131109.

The product of its digits is 768, while the sum is 22.

The square root of 212262214 is about 14569.2214616979. The cubic root of 212262214 is about 596.5189296778.

The spelling of 212262214 in words is "two hundred twelve million, two hundred sixty-two thousand, two hundred fourteen".