2126260 has 24 divisors (see below), whose sum is σ = 4575816. Its totient is φ = 829440.

The previous prime is 2126249. The next prime is 2126269. The reversal of 2126260 is 626212.

It can be written as a sum of positive squares in 4 ways, for example, as 17956 + 2108304 = 134^2 + 1452^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2126269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 477 + ... + 2116.

It is an arithmetic number, because the mean of its divisors is an integer number (190659).

2^2126260 is an apocalyptic number.

2126260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2126260 is an abundant number, since it is smaller than the sum of its proper divisors (2449556).

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

2126260 is a wasteful number, since it uses less digits than its factorization.

2126260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2643 (or 2641 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2126260 is about 1458.1700861011. The cubic root of 2126260 is about 128.5894848245.

The spelling of 2126260 in words is "two million, one hundred twenty-six thousand, two hundred sixty".