4728743 has 2 divisors, whose sum is σ = 4728744. Its totient is φ = 4728742.

The previous prime is 4728733. The next prime is 4728749. The reversal of 4728743 is 3478274.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4728743 - 2⁸ = 4728487 is a prime.

It is a super-2 number, since 2×4728743² = 44722020720098, which contains 22 as substring.

It is an Ulam number.

It is a d-powerful number, because it can be written as 4⁴ + 7³ + 2¹¹ + 8 + 7³ + 4¹¹ + 3¹² .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4728749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2364371 + 2364372.

It is an arithmetic number, because the mean of its divisors is an integer number (2364372).

Almost surely, 2^4728743 is an apocalyptic number.

4728743 is a deficient number, since it is larger than the sum of its proper divisors (1).

4728743 is an equidigital number, since it uses as much as digits as its factorization.

4728743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37632, while the sum is 35.

The square root of 4728743 is about 2174.5673132833. The cubic root of 4728743 is about 167.8476391696.

The spelling of 4728743 in words is "four million, seven hundred twenty-eight thousand, seven hundred forty-three".