4489724 has 6 divisors (see below), whose sum is σ = 7857024. Its totient is φ = 2244860.

The previous prime is 4489721. The next prime is 4489733. The reversal of 4489724 is 4279844.

It is a d-powerful number, because it can be written as 4 + 4⁷ + 8⁷ + 9² + 7⁵ + 2²¹ + 4⁹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4489721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561212 + ... + 561219.

It is an arithmetic number, because the mean of its divisors is an integer number (1309504).

Almost surely, 2^4489724 is an apocalyptic number.

It is an amenable number.

4489724 is a deficient number, since it is larger than the sum of its proper divisors (3367300).

4489724 is a wasteful number, since it uses less digits than its factorization.

4489724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122435 (or 1122433 counting only the distinct ones).

The product of its digits is 64512, while the sum is 38.

The square root of 4489724 is about 2118.8968828143. The cubic root of 4489724 is about 164.9705977607.

The spelling of 4489724 in words is "four million, four hundred eighty-nine thousand, seven hundred twenty-four".