2656233 has 24 divisors (see below), whose sum is σ = 4219488. Its totient is φ = 1664064.

The previous prime is 2656229. The next prime is 2656243. The reversal of 2656233 is 3326562.

2656233 = 24³ + 25³ + ... + 57³.

2656233 is a `hidden beast` number, since 2 + 656 + 2 + 3 + 3 = 666.

2656233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2656233 - 2² = 2656229 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a d-powerful number, because it can be written as 2⁹ + 6³ + 5⁹ + 6³ + 2¹⁹ + 3⁶ + 3¹¹ .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2656197 and 2656206.

It is not an unprimeable number, because it can be changed into a prime (2656243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3810 + ... + 4452.

It is an arithmetic number, because the mean of its divisors is an integer number (175812).

2^2656233 is an apocalyptic number.

It is an amenable number.

2656233 is a deficient number, since it is larger than the sum of its proper divisors (1563255).

2656233 is an equidigital number, since it uses as much as digits as its factorization.

2656233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675 (or 663 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 2656233 is about 1629.7953859304. The cubic root of 2656233 is about 138.4911609698.

The spelling of 2656233 in words is "two million, six hundred fifty-six thousand, two hundred thirty-three".