126929244 has 48 divisors (see below), whose sum is σ = 322826112. Its totient is φ = 38580672.

The previous prime is 126929233. The next prime is 126929263. The reversal of 126929244 is 442929621.

126929244 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×126929244² = 32222065964823072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

126929244 is strictly pandigital in base 9.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8047 + ... + 17849.

It is an arithmetic number, because the mean of its divisors is an integer number (6725544).

Almost surely, 2^126929244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126929244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161413056).

126929244 is an abundant number, since it is smaller than the sum of its proper divisors (195896868).

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

126929244 is a wasteful number, since it uses less digits than its factorization.

126929244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9906 (or 9904 counting only the distinct ones).

The product of its digits is 62208, while the sum is 39.

The square root of 126929244 is about 11266.2879423526. The cubic root of 126929244 is about 502.5592039350.

The spelling of 126929244 in words is "one hundred twenty-six million, nine hundred twenty-nine thousand, two hundred forty-four".