4489556 has 6 divisors (see below), whose sum is σ = 7856730. Its totient is φ = 2244776.

The previous prime is 4489549. The next prime is 4489559. The reversal of 4489556 is 6559844.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4477456 + 12100 = 2116^2 + 110^2 .

It is a super-2 number, since 2×4489556² = 40312226154272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4489559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561191 + ... + 561198.

It is an arithmetic number, because the mean of its divisors is an integer number (1309455).

Almost surely, 2^4489556 is an apocalyptic number.

It is an amenable number.

4489556 is a deficient number, since it is larger than the sum of its proper divisors (3367174).

4489556 is a wasteful number, since it uses less digits than its factorization.

4489556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122393 (or 1122391 counting only the distinct ones).

The product of its digits is 172800, while the sum is 41.

The square root of 4489556 is about 2118.8572391740. The cubic root of 4489556 is about 164.9685400688.

The spelling of 4489556 in words is "four million, four hundred eighty-nine thousand, five hundred fifty-six".