126688926 has 64 divisors (see below), whose sum is σ = 313238016. Its totient is φ = 33264000.

The previous prime is 126688901. The next prime is 126688943. The reversal of 126688926 is 629886621.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 180376 + ... + 181076.

It is an arithmetic number, because the mean of its divisors is an integer number (4894344).

Almost surely, 2^126688926 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126688926, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156619008).

126688926 is an abundant number, since it is smaller than the sum of its proper divisors (186549090).

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

126688926 is a wasteful number, since it uses less digits than its factorization.

126688926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1057.

The product of its digits is 497664, while the sum is 48.

The square root of 126688926 is about 11255.6175308154. The cubic root of 126688926 is about 502.2418346652.

The spelling of 126688926 in words is "one hundred twenty-six million, six hundred eighty-eight thousand, nine hundred twenty-six".