4742272730 has 64 divisors (see below), whose sum is σ = 9399438720. Its totient is φ = 1712012544.

The previous prime is 4742272729. The next prime is 4742272739. The reversal of 4742272730 is 372722474.

It is not an unprimeable number, because it can be changed into a prime (4742272739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1208732 + ... + 1212648.

It is an arithmetic number, because the mean of its divisors is an integer number (146866230).

Almost surely, 2^4742272730 is an apocalyptic number.

4742272730 is a deficient number, since it is larger than the sum of its proper divisors (4657165990).

4742272730 is a wasteful number, since it uses less digits than its factorization.

4742272730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4143.

The product of its (nonzero) digits is 131712, while the sum is 38.

The square root of 4742272730 is about 68864.1614339418. The cubic root of 4742272730 is about 1680.0756685967.

The spelling of 4742272730 in words is "four billion, seven hundred forty-two million, two hundred seventy-two thousand, seven hundred thirty".