9744705420 has 24 divisors (see below), whose sum is σ = 27285175344. Its totient is φ = 2598588096.

The previous prime is 9744705413. The next prime is 9744705437. The reversal of 9744705420 is 245074479.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81205819 + ... + 81205938.

It is an arithmetic number, because the mean of its divisors is an integer number (1136882306).

Almost surely, 2^9744705420 is an apocalyptic number.

It is an amenable number.

9744705420 is an abundant number, since it is smaller than the sum of its proper divisors (17540469924).

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

9744705420 is a wasteful number, since it uses less digits than its factorization.

9744705420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162411769 (or 162411767 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 42.

The square root of 9744705420 is about 98715.2745019736. The cubic root of 9744705420 is about 2135.9425711180.

Adding to 9744705420 its reverse (245074479), we get a palindrome (9989779899).

The spelling of 9744705420 in words is "nine billion, seven hundred forty-four million, seven hundred five thousand, four hundred twenty".