4490928 has 60 divisors (see below), whose sum is σ = 13540800. Its totient is φ = 1381248.

The previous prime is 4490921. The next prime is 4490933. The reversal of 4490928 is 8290944.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4490892 and 4490901.

It is not an unprimeable number, because it can be changed into a prime (4490921) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 673 + ... + 3071.

It is an arithmetic number, because the mean of its divisors is an integer number (225680).

Almost surely, 2^4490928 is an apocalyptic number.

4490928 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4490928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6770400).

4490928 is an abundant number, since it is smaller than the sum of its proper divisors (9049872).

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

4490928 is a wasteful number, since it uses less digits than its factorization.

4490928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2426 (or 2417 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 4490928 is about 2119.1809738670. The cubic root of 4490928 is about 164.9853430507.

The spelling of 4490928 in words is "four million, four hundred ninety thousand, nine hundred twenty-eight".