9925823 has 2 divisors, whose sum is σ = 9925824. Its totient is φ = 9925822.

The previous prime is 9925793. The next prime is 9925837. The reversal of 9925823 is 3285299.

It is a strong prime.

It is an emirp because it is prime and its reverse (3285299) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9925823 - 2¹⁴ = 9909439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9925843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4962911 + 4962912.

It is an arithmetic number, because the mean of its divisors is an integer number (4962912).

Almost surely, 2^9925823 is an apocalyptic number.

9925823 is a deficient number, since it is larger than the sum of its proper divisors (1).

9925823 is an equidigital number, since it uses as much as digits as its factorization.

9925823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 38.

The square root of 9925823 is about 3150.5274161638. The cubic root of 9925823 is about 214.9094480762.

The spelling of 9925823 in words is "nine million, nine hundred twenty-five thousand, eight hundred twenty-three".