126435606 has 16 divisors (see below), whose sum is σ = 275859648. Its totient is φ = 38313800.

The previous prime is 126435599. The next prime is 126435607. The reversal of 126435606 is 606534621.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126435607) 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 7 ways as a sum of consecutive naturals, for example, 957780 + ... + 957911.

It is an arithmetic number, because the mean of its divisors is an integer number (17241228).

Almost surely, 2^126435606 is an apocalyptic number.

126435606 is an abundant number, since it is smaller than the sum of its proper divisors (149424042).

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

126435606 is a wasteful number, since it uses less digits than its factorization.

126435606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1915707.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 126435606 is about 11244.3588523312. The cubic root of 126435606 is about 501.9068598595.

The spelling of 126435606 in words is "one hundred twenty-six million, four hundred thirty-five thousand, six hundred six".