4613728 has 48 divisors (see below), whose sum is σ = 10644480. Its totient is φ = 1927296.

The previous prime is 4613717. The next prime is 4613729. The reversal of 4613728 is 8273164.

It is a self number, because there is not a number n which added to its sum of digits gives 4613728.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4613729) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9393 + ... + 9871.

It is an arithmetic number, because the mean of its divisors is an integer number (221760).

Almost surely, 2^4613728 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4613728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5322240).

4613728 is an abundant number, since it is smaller than the sum of its proper divisors (6030752).

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

4613728 is a wasteful number, since it uses less digits than its factorization.

4613728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539 (or 531 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The square root of 4613728 is about 2147.9590312667. The cubic root of 4613728 is about 166.4756282206.

The spelling of 4613728 in words is "four million, six hundred thirteen thousand, seven hundred twenty-eight".