9923029 has 2 divisors, whose sum is σ = 9923030. Its totient is φ = 9923028.

The previous prime is 9923021. The next prime is 9923057. The reversal of 9923029 is 9203299.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9922500 + 529 = 3150^2 + 23^2 .

It is a cyclic number.

It is not a de Polignac number, because 9923029 - 2³ = 9923021 is a prime.

It is equal to p₆₅₉₈₅₁ and since 9923029 and 659851 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 9922985 and 9923003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9923021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4961514 + 4961515.

It is an arithmetic number, because the mean of its divisors is an integer number (4961515).

Almost surely, 2^9923029 is an apocalyptic number.

It is an amenable number.

9923029 is a deficient number, since it is larger than the sum of its proper divisors (1).

9923029 is an equidigital number, since it uses as much as digits as its factorization.

9923029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 34.

The square root of 9923029 is about 3150.0839671348. The cubic root of 9923029 is about 214.8892813741.

The spelling of 9923029 in words is "nine million, nine hundred twenty-three thousand, twenty-nine".