126216214 has 8 divisors (see below), whose sum is σ = 192896640. Its totient is φ = 61917336.

The previous prime is 126216193. The next prime is 126216239. The reversal of 126216214 is 412612621.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 595254 + ... + 595465.

It is an arithmetic number, because the mean of its divisors is an integer number (24112080).

Almost surely, 2^126216214 is an apocalyptic number.

126216214 is a deficient number, since it is larger than the sum of its proper divisors (66680426).

126216214 is a wasteful number, since it uses less digits than its factorization.

126216214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190774.

The product of its digits is 1152, while the sum is 25.

The square root of 126216214 is about 11234.5989692556. The cubic root of 126216214 is about 501.6163876179.

Adding to 126216214 its reverse (412612621), we get a palindrome (538828835).

The spelling of 126216214 in words is "one hundred twenty-six million, two hundred sixteen thousand, two hundred fourteen".