9957533 has 2 divisors, whose sum is σ = 9957534. Its totient is φ = 9957532.

The previous prime is 9957523. The next prime is 9957569. The reversal of 9957533 is 3357599.

9957533 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7991929 + 1965604 = 2827^2 + 1402^2 .

It is a cyclic number.

It is not a de Polignac number, because 9957533 - 2¹⁴ = 9941149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9957523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4978766 + 4978767.

It is an arithmetic number, because the mean of its divisors is an integer number (4978767).

Almost surely, 2^9957533 is an apocalyptic number.

It is an amenable number.

9957533 is a deficient number, since it is larger than the sum of its proper divisors (1).

9957533 is an equidigital number, since it uses as much as digits as its factorization.

9957533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127575, while the sum is 41.

The square root of 9957533 is about 3155.5558939749. Note that the first 3 decimals coincide. The cubic root of 9957533 is about 215.1380616766.

The spelling of 9957533 in words is "nine million, nine hundred fifty-seven thousand, five hundred thirty-three".