126534216 has 16 divisors (see below), whose sum is σ = 316335600. Its totient is φ = 42178064.

The previous prime is 126534211. The next prime is 126534259. The reversal of 126534216 is 612435621.

It is not an unprimeable number, because it can be changed into a prime (126534211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2636106 + ... + 2636153.

It is an arithmetic number, because the mean of its divisors is an integer number (19770975).

Almost surely, 2^126534216 is an apocalyptic number.

It is an amenable number.

126534216 is an abundant number, since it is smaller than the sum of its proper divisors (189801384).

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

126534216 is a wasteful number, since it uses less digits than its factorization.

126534216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5272268 (or 5272264 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 126534216 is about 11248.7428630936. The cubic root of 126534216 is about 502.0373088042.

Adding to 126534216 its reverse (612435621), we get a palindrome (738969837).

The spelling of 126534216 in words is "one hundred twenty-six million, five hundred thirty-four thousand, two hundred sixteen".