126804066 has 64 divisors (see below), whose sum is σ = 271728000. Its totient is φ = 39384576.

The previous prime is 126804061. The next prime is 126804089. The reversal of 126804066 is 660408621.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (126804061) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 850960 + ... + 851108.

It is an arithmetic number, because the mean of its divisors is an integer number (4245750).

Almost surely, 2^126804066 is an apocalyptic number.

126804066 is an abundant number, since it is smaller than the sum of its proper divisors (144923934).

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

126804066 is a wasteful number, since it uses less digits than its factorization.

126804066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 126804066 is about 11260.7311485534. The cubic root of 126804066 is about 502.3939411323.

The spelling of 126804066 in words is "one hundred twenty-six million, eight hundred four thousand, sixty-six".