2126843260 has 12 divisors (see below), whose sum is σ = 4466370888. Its totient is φ = 850737296.

The previous prime is 2126843249. The next prime is 2126843273. The reversal of 2126843260 is 623486212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53171062 + ... + 53171101.

It is an arithmetic number, because the mean of its divisors is an integer number (372197574).

Almost surely, 2^2126843260 is an apocalyptic number.

2126843260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2126843260 is an abundant number, since it is smaller than the sum of its proper divisors (2339527628).

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

2126843260 is a wasteful number, since it uses less digits than its factorization.

2126843260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106342172 (or 106342170 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 2126843260 is about 46117.7109145716. The cubic root of 2126843260 is about 1286.0124165667.

The spelling of 2126843260 in words is "two billion, one hundred twenty-six million, eight hundred forty-three thousand, two hundred sixty".