4550243 has 2 divisors, whose sum is σ = 4550244. Its totient is φ = 4550242.

The previous prime is 4550239. The next prime is 4550261. The reversal of 4550243 is 3420554.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4550243 - 2² = 4550239 is a prime.

It is a super-2 number, since 2×4550243² = 41409422718098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4550213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2275121 + 2275122.

It is an arithmetic number, because the mean of its divisors is an integer number (2275122).

Almost surely, 2^4550243 is an apocalyptic number.

4550243 is a deficient number, since it is larger than the sum of its proper divisors (1).

4550243 is an equidigital number, since it uses as much as digits as its factorization.

4550243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 4550243 is about 2133.1298600882. The cubic root of 4550243 is about 165.7085295053.

Adding to 4550243 its reverse (3420554), we get a palindrome (7970797).

The spelling of 4550243 in words is "four million, five hundred fifty thousand, two hundred forty-three".