9249779245 has 96 divisors (see below), whose sum is σ = 14094777600. Its totient is φ = 5802986112.

The previous prime is 9249779243. The next prime is 9249779257. The reversal of 9249779245 is 5429779429.

9249779245 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9249779245 - 2¹ = 9249779243 is a prime.

It is a super-3 number, since 3×9249779245³ (a number of 31 digits) contains 333 as substring.

Its product of digits (11430720) is a multiple of the sum of its prime factors (224).

It is a self number, because there is not a number n which added to its sum of digits gives 9249779245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9249779243) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 86446482 + ... + 86446588.

It is an arithmetic number, because the mean of its divisors is an integer number (146820600).

Almost surely, 2^9249779245 is an apocalyptic number.

It is an amenable number.

9249779245 is a deficient number, since it is larger than the sum of its proper divisors (4844998355).

9249779245 is a wasteful number, since it uses less digits than its factorization.

9249779245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224 (or 171 counting only the distinct ones).

The product of its digits is 11430720, while the sum is 58.

The square root of 9249779245 is about 96175.7726509125. The cubic root of 9249779245 is about 2099.1515276044.

The spelling of 9249779245 in words is "nine billion, two hundred forty-nine million, seven hundred seventy-nine thousand, two hundred forty-five".