126573876 has 144 divisors (see below), whose sum is σ = 392595840. Its totient is φ = 33834240.

The previous prime is 126573859. The next prime is 126573883. The reversal of 126573876 is 678375621.

126573876 is a `hidden beast` number, since 1 + 2 + 6 + 573 + 8 + 76 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 117870 + ... + 118938.

It is an arithmetic number, because the mean of its divisors is an integer number (2726360).

Almost surely, 2^126573876 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 126573876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196297920).

126573876 is an abundant number, since it is smaller than the sum of its proper divisors (266021964).

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

126573876 is a wasteful number, since it uses less digits than its factorization.

126573876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126 (or 1121 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The square root of 126573876 is about 11250.5055886391. The cubic root of 126573876 is about 502.0897550131.

It can be divided in two parts, 126573 and 876, that added together give a square (127449 = 357²).

The spelling of 126573876 in words is "one hundred twenty-six million, five hundred seventy-three thousand, eight hundred seventy-six".