9543922249 has 9 divisors (see below), whose sum is σ = 9610124589. Its totient is φ = 9478174860.

The previous prime is 9543922211. The next prime is 9543922259. The reversal of 9543922249 is 9422293459.

The square root of 9543922249 is 97693.

It is a perfect power (a square), and thus also a powerful number.

It is a de Polignac number, because none of the positive numbers 2^k-9543922249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9543922259) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 20612992 + ... + 20613454.

It is an arithmetic number, because the mean of its divisors is an integer number (1067791621).

Almost surely, 2^9543922249 is an apocalyptic number.

9543922249 is the 97693-rd square number.

9543922249 is the 48847-th centered octagonal number.

It is an amenable number.

9543922249 is a deficient number, since it is larger than the sum of its proper divisors (66202340).

9543922249 is an frugal number, since it uses more digits than its factorization.

9543922249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348 (or 674 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 49.

The cubic root of 9543922249 is about 2121.1707554545.

Multiplying 9543922249 by its sum of digits (49), we get a square (467652190201 = 683851²).

The spelling of 9543922249 in words is "nine billion, five hundred forty-three million, nine hundred twenty-two thousand, two hundred forty-nine".