4489546 has 8 divisors (see below), whose sum is σ = 6848640. Its totient is φ = 2206668.

The previous prime is 4489517. The next prime is 4489549. The reversal of 4489546 is 6459844.

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

It is a super-2 number, since 2×4489546² = 40312046572232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4489499 and 4489508.

It is not an unprimeable number, because it can be changed into a prime (4489549) 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 3 ways as a sum of consecutive naturals, for example, 18906 + ... + 19141.

It is an arithmetic number, because the mean of its divisors is an integer number (856080).

Almost surely, 2^4489546 is an apocalyptic number.

4489546 is a deficient number, since it is larger than the sum of its proper divisors (2359094).

4489546 is a wasteful number, since it uses less digits than its factorization.

4489546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38108.

The product of its digits is 138240, while the sum is 40.

The square root of 4489546 is about 2118.8548794101. The cubic root of 4489546 is about 164.9684175855.

Subtracting from 4489546 its sum of digits (40), we obtain a triangular number (4489506 = T₂₉₉₆).

The spelling of 4489546 in words is "four million, four hundred eighty-nine thousand, five hundred forty-six".