126039806 has 16 divisors (see below), whose sum is σ = 203247360. Its totient is φ = 58431960.

The previous prime is 126039791. The next prime is 126039817. The reversal of 126039806 is 608930621.

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 7 ways as a sum of consecutive naturals, for example, 33500 + ... + 37071.

It is an arithmetic number, because the mean of its divisors is an integer number (12702960).

Almost surely, 2^126039806 is an apocalyptic number.

126039806 is a deficient number, since it is larger than the sum of its proper divisors (77207554).

126039806 is a wasteful number, since it uses less digits than its factorization.

126039806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70639.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 126039806 is about 11226.7451204701. The cubic root of 126039806 is about 501.3825814135.

The spelling of 126039806 in words is "one hundred twenty-six million, thirty-nine thousand, eight hundred six".