4728039 has 4 divisors (see below), whose sum is σ = 6304056. Its totient is φ = 3152024.

The previous prime is 4728037. The next prime is 4728043. The reversal of 4728039 is 9308274.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4728039 - 2¹ = 4728037 is a prime.

It is a D-number.

4728039 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4728037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 788004 + ... + 788009.

It is an arithmetic number, because the mean of its divisors is an integer number (1576014).

Almost surely, 2^4728039 is an apocalyptic number.

4728039 is a deficient number, since it is larger than the sum of its proper divisors (1576017).

4728039 is a wasteful number, since it uses less digits than its factorization.

4728039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1576016.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 4728039 is about 2174.4054359755. The cubic root of 4728039 is about 167.8393092179.

The spelling of 4728039 in words is "four million, seven hundred twenty-eight thousand, thirty-nine".