2126306600 has 96 divisors (see below), whose sum is σ = 5443178400. Its totient is φ = 766022400.

The previous prime is 2126306557. The next prime is 2126306621. The reversal of 2126306600 is 66036212.

It is a self number, because there is not a number n which added to its sum of digits gives 2126306600.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 235367 + ... + 244233.

It is an arithmetic number, because the mean of its divisors is an integer number (56699775).

Almost surely, 2^2126306600 is an apocalyptic number.

2126306600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2126306600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2721589200).

2126306600 is an abundant number, since it is smaller than the sum of its proper divisors (3316871800).

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

2126306600 is a wasteful number, since it uses less digits than its factorization.

2126306600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9003 (or 8994 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 2126306600 is about 46111.8921754465. The cubic root of 2126306600 is about 1285.9042422453.

The spelling of 2126306600 in words is "two billion, one hundred twenty-six million, three hundred six thousand, six hundred".