9724744741 has 4 divisors (see below), whose sum is σ = 9725158252. Its totient is φ = 9724331232.

The previous prime is 9724744661. The next prime is 9724744759. The reversal of 9724744741 is 1474474279.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2320830625 + 7403914116 = 48175^2 + 86046^2 .

It is a cyclic number.

It is not a de Polignac number, because 9724744741 - 2¹⁵ = 9724711973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9724844741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169206 + ... + 219271.

It is an arithmetic number, because the mean of its divisors is an integer number (2431289563).

Almost surely, 2^9724744741 is an apocalyptic number.

It is an amenable number.

9724744741 is a deficient number, since it is larger than the sum of its proper divisors (413511).

9724744741 is a wasteful number, since it uses less digits than its factorization.

9724744741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413510.

The product of its digits is 1580544, while the sum is 49.

The square root of 9724744741 is about 98614.1203935826. The cubic root of 9724744741 is about 2134.4831800642.

The spelling of 9724744741 in words is "nine billion, seven hundred twenty-four million, seven hundred forty-four thousand, seven hundred forty-one".