4574440 has 64 divisors (see below), whose sum is σ = 11692800. Its totient is φ = 1596672.

The previous prime is 4574429. The next prime is 4574441. The reversal of 4574440 is 444754.

It is a junction number, because it is equal to n+sod(n) for n = 4574399 and 4574408.

It is not an unprimeable number, because it can be changed into a prime (4574441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9649 + ... + 10111.

It is an arithmetic number, because the mean of its divisors is an integer number (182700).

Almost surely, 2^4574440 is an apocalyptic number.

4574440 is a gapful number since it is divisible by the number (40) 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 4574440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5846400).

4574440 is an abundant number, since it is smaller than the sum of its proper divisors (7118360).

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

4574440 is a wasteful number, since it uses less digits than its factorization.

4574440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506 (or 502 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 28.

The square root of 4574440 is about 2138.7940527316. The cubic root of 4574440 is about 166.0017418891.

The spelling of 4574440 in words is "four million, five hundred seventy-four thousand, four hundred forty".