4742721746 has 32 divisors (see below), whose sum is σ = 8565212160. Its totient is φ = 1924060176.

The previous prime is 4742721691. The next prime is 4742721751. The reversal of 4742721746 is 6471272474.

It is a junction number, because it is equal to n+sod(n) for n = 4742721697 and 4742721706.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 357101 + ... + 370143.

It is an arithmetic number, because the mean of its divisors is an integer number (267662880).

Almost surely, 2^4742721746 is an apocalyptic number.

4742721746 is a deficient number, since it is larger than the sum of its proper divisors (3822490414).

4742721746 is a wasteful number, since it uses less digits than its factorization.

4742721746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14438.

The product of its digits is 526848, while the sum is 44.

The square root of 4742721746 is about 68867.4215140947. The cubic root of 4742721746 is about 1680.1286921919.

The spelling of 4742721746 in words is "four billion, seven hundred forty-two million, seven hundred twenty-one thousand, seven hundred forty-six".