4491024 has 20 divisors (see below), whose sum is σ = 11601936. Its totient is φ = 1496992.

The previous prime is 4491013. The next prime is 4491031. The reversal of 4491024 is 4201944.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 4490985 and 4491003.

It is an unprimeable number.

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, 46734 + ... + 46829.

Almost surely, 2^4491024 is an apocalyptic number.

It is an amenable number.

4491024 is an abundant number, since it is smaller than the sum of its proper divisors (7110912).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4491024 is a wasteful number, since it uses less digits than its factorization.

4491024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93574 (or 93568 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 4491024 is about 2119.2036240060. The cubic root of 4491024 is about 164.9865186414.

Adding to 4491024 its reverse (4201944), we get a palindrome (8692968).

The spelling of 4491024 in words is "four million, four hundred ninety-one thousand, twenty-four".