2125756 has 12 divisors (see below), whose sum is σ = 3753792. Its totient is φ = 1053248.

The previous prime is 2125751. The next prime is 2125757. The reversal of 2125756 is 6575212.

2125756 is nontrivially palindromic in base 3.

It is a d-powerful number, because it can be written as 2⁷ + 1 + 2¹³ + 5 + 7⁶ + 5⁹ + 6⁶ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125751) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1900 + ... + 2803.

It is an arithmetic number, because the mean of its divisors is an integer number (312816).

2^2125756 is an apocalyptic number.

It is an amenable number.

2125756 is a deficient number, since it is larger than the sum of its proper divisors (1628036).

2125756 is a wasteful number, since it uses less digits than its factorization.

2125756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4820 (or 4818 counting only the distinct ones).

The product of its digits is 4200, while the sum is 28.

The square root of 2125756 is about 1457.9972565132. The cubic root of 2125756 is about 128.5793239126.

The spelling of 2125756 in words is "two million, one hundred twenty-five thousand, seven hundred fifty-six".