2243497 has 2 divisors, whose sum is σ = 2243498. Its totient is φ = 2243496.

The previous prime is 2243491. The next prime is 2243503. The reversal of 2243497 is 7943422.

2243497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (2243491) and next prime (2243503).

It can be written as a sum of positive squares in only one way, i.e., 1449616 + 793881 = 1204^2 + 891^2 .

It is a cyclic number.

It is not a de Polignac number, because 2243497 - 2¹⁵ = 2210729 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2⁷ + 2²¹ + 4⁶ + 3¹⁰ + 4⁸ + 9³ + 7⁵ .

It is not a weakly prime, because it can be changed into another prime (2243491) 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 as a sum of consecutive naturals, namely, 1121748 + 1121749.

It is an arithmetic number, because the mean of its divisors is an integer number (1121749).

2^2243497 is an apocalyptic number.

It is an amenable number.

2243497 is a deficient number, since it is larger than the sum of its proper divisors (1).

2243497 is an equidigital number, since it uses as much as digits as its factorization.

2243497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 31.

The square root of 2243497 is about 1497.8307648062. The cubic root of 2243497 is about 130.9107058086.

It can be divided in two parts, 224 and 3497, that added together give a square (3721 = 61²).

The spelling of 2243497 in words is "two million, two hundred forty-three thousand, four hundred ninety-seven".