9749983740 has 72 divisors (see below), whose sum is σ = 31757099472. Its totient is φ = 2228567040.

The previous prime is 9749983723. The next prime is 9749983759. The reversal of 9749983740 is 473899479.

It is a happy number.

9749983740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1655221 + ... + 1661100.

It is an arithmetic number, because the mean of its divisors is an integer number (441070826).

Almost surely, 2^9749983740 is an apocalyptic number.

It is an amenable number.

9749983740 is an abundant number, since it is smaller than the sum of its proper divisors (22007115732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9749983740 is a wasteful number, since it uses less digits than its factorization.

9749983740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3316347 (or 3316338 counting only the distinct ones).

The product of its (nonzero) digits is 13716864, while the sum is 60.

The square root of 9749983740 is about 98742.0059549126. The cubic root of 9749983740 is about 2136.3281532683.

The spelling of 9749983740 in words is "nine billion, seven hundred forty-nine million, nine hundred eighty-three thousand, seven hundred forty".