2250643 has 4 divisors (see below), whose sum is σ = 2255968. Its totient is φ = 2245320.

The previous prime is 2250641. The next prime is 2250649. The reversal of 2250643 is 3460522.

It is a happy number.

2250643 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.

It is a cyclic number.

It is not a de Polignac number, because 2250643 - 2¹ = 2250641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2250641) 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, 1968 + ... + 2893.

It is an arithmetic number, because the mean of its divisors is an integer number (563992).

2^2250643 is an apocalyptic number.

2250643 is a deficient number, since it is larger than the sum of its proper divisors (5325).

2250643 is an equidigital number, since it uses as much as digits as its factorization.

2250643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5324.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2250643 is about 1500.2143180226. The cubic root of 2250643 is about 131.0495510158.

The spelling of 2250643 in words is "two million, two hundred fifty thousand, six hundred forty-three".