4619728 has 10 divisors (see below), whose sum is σ = 8950754. Its totient is φ = 2309856.

The previous prime is 4619701. The next prime is 4619743. The reversal of 4619728 is 8279164.

4619728 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 4112784 + 506944 = 2028^2 + 712^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144351 + ... + 144382.

Almost surely, 2^4619728 is an apocalyptic number.

It is an amenable number.

4619728 is a deficient number, since it is larger than the sum of its proper divisors (4331026).

4619728 is a wasteful number, since it uses less digits than its factorization.

4619728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288741 (or 288735 counting only the distinct ones).

The product of its digits is 24192, while the sum is 37.

The square root of 4619728 is about 2149.3552521628. The cubic root of 4619728 is about 166.5477623018.

It can be divided in two parts, 46197 and 28, that added together give a square (46225 = 215²).

The spelling of 4619728 in words is "four million, six hundred nineteen thousand, seven hundred twenty-eight".