4554449 has 4 divisors (see below), whose sum is σ = 4640436. Its totient is φ = 4468464.

The previous prime is 4554409. The next prime is 4554461. The reversal of 4554449 is 9444554.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3097600 + 1456849 = 1760^2 + 1207^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4554449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4554409) 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 in 3 ways as a sum of consecutive naturals, for example, 42914 + ... + 43019.

It is an arithmetic number, because the mean of its divisors is an integer number (1160109).

Almost surely, 2^4554449 is an apocalyptic number.

It is an amenable number.

4554449 is a deficient number, since it is larger than the sum of its proper divisors (85987).

4554449 is an equidigital number, since it uses as much as digits as its factorization.

4554449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85986.

The product of its digits is 57600, while the sum is 35.

The square root of 4554449 is about 2134.1155076518. The cubic root of 4554449 is about 165.7595711338.

The spelling of 4554449 in words is "four million, five hundred fifty-four thousand, four hundred forty-nine".