126705606 has 32 divisors (see below), whose sum is σ = 262994688. Its totient is φ = 40666080.

The previous prime is 126705583. The next prime is 126705613. The reversal of 126705606 is 606507621.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14860 + ... + 21776.

It is an arithmetic number, because the mean of its divisors is an integer number (8218584).

Almost surely, 2^126705606 is an apocalyptic number.

126705606 is an abundant number, since it is smaller than the sum of its proper divisors (136289082).

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

126705606 is a wasteful number, since it uses less digits than its factorization.

126705606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7036.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 126705606 is about 11256.3584697717. The cubic root of 126705606 is about 502.2638755977.

The spelling of 126705606 in words is "one hundred twenty-six million, seven hundred five thousand, six hundred six".