126166272 has 36 divisors (see below), whose sum is σ = 335788320. Its totient is φ = 42055168.

The previous prime is 126166253. The next prime is 126166273. The reversal of 126166272 is 272661621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126166273) 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, 81372 + ... + 82907.

Almost surely, 2^126166272 is an apocalyptic number.

126166272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

126166272 is an abundant number, since it is smaller than the sum of its proper divisors (209622048).

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

126166272 is an equidigital number, since it uses as much as digits as its factorization.

126166272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164298 (or 164284 counting only the distinct ones).

The product of its digits is 12096, while the sum is 33.

The square root of 126166272 is about 11232.3760620805. The cubic root of 126166272 is about 501.5502180143.

The spelling of 126166272 in words is "one hundred twenty-six million, one hundred sixty-six thousand, two hundred seventy-two".