9923629 has 2 divisors, whose sum is σ = 9923630. Its totient is φ = 9923628.

The previous prime is 9923621. The next prime is 9923647. The reversal of 9923629 is 9263299.

9923629 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., 8398404 + 1525225 = 2898^2 + 1235^2 .

It is a cyclic number.

It is not a de Polignac number, because 9923629 - 2³ = 9923621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9923591 and 9923600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9923621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4961814 + 4961815.

It is an arithmetic number, because the mean of its divisors is an integer number (4961815).

Almost surely, 2^9923629 is an apocalyptic number.

It is an amenable number.

9923629 is a deficient number, since it is larger than the sum of its proper divisors (1).

9923629 is an equidigital number, since it uses as much as digits as its factorization.

9923629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52488, while the sum is 40.

The square root of 9923629 is about 3150.1792012519. The cubic root of 9923629 is about 214.8936124095.

The spelling of 9923629 in words is "nine million, nine hundred twenty-three thousand, six hundred twenty-nine".