4724334721 has 4 divisors (see below), whose sum is σ = 4724816832. Its totient is φ = 4723852612.

The previous prime is 4724334709. The next prime is 4724334761. The reversal of 4724334721 is 1274334274.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4724334721 - 2¹¹ = 4724332673 is a prime.

It is a super-2 number, since 2×4724334721² = 44638677112092295682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4724334701) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 226045 + ... + 246058.

It is an arithmetic number, because the mean of its divisors is an integer number (1181204208).

Almost surely, 2^4724334721 is an apocalyptic number.

It is an amenable number.

4724334721 is a deficient number, since it is larger than the sum of its proper divisors (482111).

4724334721 is a wasteful number, since it uses less digits than its factorization.

4724334721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482110.

The product of its digits is 112896, while the sum is 37.

The square root of 4724334721 is about 68733.7960613263. The cubic root of 4724334721 is about 1677.9546538424.

Adding to 4724334721 its reverse (1274334274), we get a palindrome (5998668995).

The spelling of 4724334721 in words is "four billion, seven hundred twenty-four million, three hundred thirty-four thousand, seven hundred twenty-one".