4481289 has 12 divisors (see below), whose sum is σ = 6503796. Its totient is φ = 2973312.

The previous prime is 4481287. The next prime is 4481291. The reversal of 4481289 is 9821844.

It is an interprime number because it is at equal distance from previous prime (4481287) and next prime (4481291).

It can be written as a sum of positive squares in 2 ways, for example, as 501264 + 3980025 = 708^2 + 1995^2 .

It is not a de Polignac number, because 4481289 - 2¹ = 4481287 is a prime.

It is a super-2 number, since 2×4481289² = 40163902203042, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4481287) 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 in 11 ways as a sum of consecutive naturals, for example, 1029 + ... + 3165.

It is an arithmetic number, because the mean of its divisors is an integer number (541983).

Almost surely, 2^4481289 is an apocalyptic number.

It is an amenable number.

4481289 is a deficient number, since it is larger than the sum of its proper divisors (2022507).

4481289 is a wasteful number, since it uses less digits than its factorization.

4481289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2376 (or 2373 counting only the distinct ones).

The product of its digits is 18432, while the sum is 36.

The square root of 4481289 is about 2116.9055245806. The cubic root of 4481289 is about 164.8672210023.

The spelling of 4481289 in words is "four million, four hundred eighty-one thousand, two hundred eighty-nine".