9522749 has 2 divisors, whose sum is σ = 9522750. Its totient is φ = 9522748.

The previous prime is 9522697. The next prime is 9522757. The reversal of 9522749 is 9472259.

9522749 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9498724 + 24025 = 3082^2 + 155^2 .

It is a cyclic number.

It is not a de Polignac number, because 9522749 - 2⁸ = 9522493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9542749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4761374 + 4761375.

It is an arithmetic number, because the mean of its divisors is an integer number (4761375).

Almost surely, 2^9522749 is an apocalyptic number.

It is an amenable number.

9522749 is a deficient number, since it is larger than the sum of its proper divisors (1).

9522749 is an equidigital number, since it uses as much as digits as its factorization.

9522749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 38.

The square root of 9522749 is about 3085.8951699628. The cubic root of 9522749 is about 211.9600984000.

The spelling of 9522749 in words is "nine million, five hundred twenty-two thousand, seven hundred forty-nine".