126211206 has 32 divisors (see below), whose sum is σ = 276048000. Its totient is φ = 38151680.

The previous prime is 126211193. The next prime is 126211223. The reversal of 126211206 is 602112621.

It is a Curzon number.

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 15 ways as a sum of consecutive naturals, for example, 27505 + ... + 31763.

It is an arithmetic number, because the mean of its divisors is an integer number (8626500).

Almost surely, 2^126211206 is an apocalyptic number.

126211206 is an abundant number, since it is smaller than the sum of its proper divisors (149836794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126211206 is a wasteful number, since it uses less digits than its factorization.

126211206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4724.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 126211206 is about 11234.3760841446. The cubic root of 126211206 is about 501.6097531610.

Adding to 126211206 its reverse (602112621), we get a palindrome (728323827).

The spelling of 126211206 in words is "one hundred twenty-six million, two hundred eleven thousand, two hundred six".