4552409 has 2 divisors, whose sum is σ = 4552410. Its totient is φ = 4552408.

The previous prime is 4552403. The next prime is 4552417. The reversal of 4552409 is 9042554.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4528384 + 24025 = 2128^2 + 155^2 .

It is a cyclic number.

It is not a de Polignac number, because 4552409 - 2⁴ = 4552393 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4552403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2276204 + 2276205.

It is an arithmetic number, because the mean of its divisors is an integer number (2276205).

Almost surely, 2^4552409 is an apocalyptic number.

It is an amenable number.

4552409 is a deficient number, since it is larger than the sum of its proper divisors (1).

4552409 is an equidigital number, since it uses as much as digits as its factorization.

4552409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 4552409 is about 2133.6375043573. The cubic root of 4552409 is about 165.7348187781.

The spelling of 4552409 in words is "four million, five hundred fifty-two thousand, four hundred nine".