4440554 has 4 divisors (see below), whose sum is σ = 6660834. Its totient is φ = 2220276.

The previous prime is 4440529. The next prime is 4440571. The reversal of 4440554 is 4550444.

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

It can be written as a sum of positive squares in only one way, i.e., 4389025 + 51529 = 2095^2 + 227^2 .

It is an unprimeable number.

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, 1110137 + ... + 1110140.

Almost surely, 2^4440554 is an apocalyptic number.

4440554 is a deficient number, since it is larger than the sum of its proper divisors (2220280).

4440554 is a wasteful number, since it uses less digits than its factorization.

4440554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2220279.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 4440554 is about 2107.2622048525. The cubic root of 4440554 is about 164.3661509788.

Adding to 4440554 its reverse (4550444), we get a palindrome (8990998).

It can be divided in two parts, 4440 and 554, that added together give a palindrome (4994).

The spelling of 4440554 in words is "four million, four hundred forty thousand, five hundred fifty-four".