4728355 has 4 divisors (see below), whose sum is σ = 5674032. Its totient is φ = 3782680.

The previous prime is 4728349. The next prime is 4728379. The reversal of 4728355 is 5538274.

It is a happy number.

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

It is not a de Polignac number, because 4728355 - 2²¹ = 2631203 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4728355.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 472831 + ... + 472840.

It is an arithmetic number, because the mean of its divisors is an integer number (1418508).

Almost surely, 2^4728355 is an apocalyptic number.

4728355 is a deficient number, since it is larger than the sum of its proper divisors (945677).

4728355 is an equidigital number, since it uses as much as digits as its factorization.

4728355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945676.

The product of its digits is 33600, while the sum is 34.

The square root of 4728355 is about 2174.4780983031. The cubic root of 4728355 is about 167.8430483326.

The spelling of 4728355 in words is "four million, seven hundred twenty-eight thousand, three hundred fifty-five".