4484989 has 4 divisors (see below), whose sum is σ = 4531324. Its totient is φ = 4438656.

The previous prime is 4484983. The next prime is 4484993. The reversal of 4484989 is 9894844.

It is a happy number.

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 3392964 + 1092025 = 1842^2 + 1045^2 .

It is a cyclic number.

It is not a de Polignac number, because 4484989 - 2³ = 4484981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4484981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23022 + ... + 23215.

It is an arithmetic number, because the mean of its divisors is an integer number (1132831).

Almost surely, 2^4484989 is an apocalyptic number.

It is an amenable number.

4484989 is a deficient number, since it is larger than the sum of its proper divisors (46335).

4484989 is an equidigital number, since it uses as much as digits as its factorization.

4484989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46334.

The product of its digits is 331776, while the sum is 46.

The square root of 4484989 is about 2117.7792613962. The cubic root of 4484989 is about 164.9125830182.

The spelling of 4484989 in words is "four million, four hundred eighty-four thousand, nine hundred eighty-nine".