4728105 has 16 divisors (see below), whose sum is σ = 8405760. Its totient is φ = 2521584.

The previous prime is 4728047. The next prime is 4728109. The reversal of 4728105 is 5018274.

It is not a de Polignac number, because 4728105 - 2⁷ = 4727977 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4728109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17377 + ... + 17646.

It is an arithmetic number, because the mean of its divisors is an integer number (525360).

Almost surely, 2^4728105 is an apocalyptic number.

4728105 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4728105 is a deficient number, since it is larger than the sum of its proper divisors (3677655).

4728105 is a wasteful number, since it uses less digits than its factorization.

4728105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35037 (or 35031 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 4728105 is about 2174.4206124851. The cubic root of 4728105 is about 167.8400901860.

The spelling of 4728105 in words is "four million, seven hundred twenty-eight thousand, one hundred five".