4489961 has 8 divisors (see below), whose sum is σ = 5189760. Its totient is φ = 3804768.

The previous prime is 4489943. The next prime is 4489967. The reversal of 4489961 is 1699844.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4489961 - 2⁶ = 4489897 is a prime.

It is a d-powerful number, because it can be written as 4⁹ + 4¹¹ + 8⁵ + 9 + 9³ + 6 + 1 .

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4489967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2981 + ... + 4226.

It is an arithmetic number, because the mean of its divisors is an integer number (648720).

Almost surely, 2^4489961 is an apocalyptic number.

It is an amenable number.

4489961 is a deficient number, since it is larger than the sum of its proper divisors (699799).

4489961 is an equidigital number, since it uses as much as digits as its factorization.

4489961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7303.

The product of its digits is 62208, while the sum is 41.

The square root of 4489961 is about 2118.9528074028. The cubic root of 4489961 is about 164.9735004887.

It can be divided in two parts, 4489 and 961, that multiplied together give a square (4313929 = 2077²).

The spelling of 4489961 in words is "four million, four hundred eighty-nine thousand, nine hundred sixty-one".