2124256 has 12 divisors (see below), whose sum is σ = 4182192. Its totient is φ = 1062112.

The previous prime is 2124253. The next prime is 2124277. The reversal of 2124256 is 6524212.

It is a super-3 number, since 3×2124256³ = 28756883335140507648, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33160 + ... + 33223.

It is an arithmetic number, because the mean of its divisors is an integer number (348516).

2^2124256 is an apocalyptic number.

It is an amenable number.

2124256 is a deficient number, since it is larger than the sum of its proper divisors (2057936).

2124256 is an equidigital number, since it uses as much as digits as its factorization.

2124256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66393 (or 66385 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 2124256 is about 1457.4827614761. The cubic root of 2124256 is about 128.5490735972.

Adding to 2124256 its reverse (6524212), we get a palindrome (8648468).

The spelling of 2124256 in words is "two million, one hundred twenty-four thousand, two hundred fifty-six".