4728744730 has 16 divisors (see below), whose sum is σ = 8692842240. Its totient is φ = 1851253072.

The previous prime is 4728744703. The next prime is 4728744751. The reversal of 4728744730 is 374478274.

It is a super-2 number, since 2×4728744730² = 44722053443005545800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5030110 + ... + 5031049.

It is an arithmetic number, because the mean of its divisors is an integer number (543302640).

Almost surely, 2^4728744730 is an apocalyptic number.

4728744730 is a deficient number, since it is larger than the sum of its proper divisors (3964097510).

4728744730 is a wasteful number, since it uses less digits than its factorization.

4728744730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10061213.

The product of its (nonzero) digits is 1053696, while the sum is 46.

The square root of 4728744730 is about 68765.8689321963. The cubic root of 4728744730 is about 1678.4765963851.

The spelling of 4728744730 in words is "four billion, seven hundred twenty-eight million, seven hundred forty-four thousand, seven hundred thirty".