2256233 has 4 divisors (see below), whose sum is σ = 2578560. Its totient is φ = 1933908.

The previous prime is 2256227. The next prime is 2256251. The reversal of 2256233 is 3326522.

It is a happy number.

2256233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2256233 - 2⁴ = 2256217 is a prime.

It is a d-powerful number, because it can be written as 2¹³ + 2¹⁷ + 5³ + 6 + 2²¹ + 3 + 3⁹ .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2256199 and 2256208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2256533) 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 3 ways as a sum of consecutive naturals, for example, 161153 + ... + 161166.

It is an arithmetic number, because the mean of its divisors is an integer number (644640).

2^2256233 is an apocalyptic number.

It is an amenable number.

2256233 is a deficient number, since it is larger than the sum of its proper divisors (322327).

2256233 is an equidigital number, since it uses as much as digits as its factorization.

2256233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322326.

The product of its digits is 2160, while the sum is 23.

The square root of 2256233 is about 1502.0762297567. The cubic root of 2256233 is about 131.1579587501.

The spelling of 2256233 in words is "two million, two hundred fifty-six thousand, two hundred thirty-three".