9992449 has 2 divisors, whose sum is σ = 9992450. Its totient is φ = 9992448.

The previous prime is 9992401. The next prime is 9992483. The reversal of 9992449 is 9442999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9363600 + 628849 = 3060^2 + 793^2 .

It is a cyclic number.

It is not a de Polignac number, because 9992449 - 2⁷ = 9992321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9992399 and 9992408.

It is not a weakly prime, because it can be changed into another prime (9992149) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4996224 + 4996225.

It is an arithmetic number, because the mean of its divisors is an integer number (4996225).

Almost surely, 2^9992449 is an apocalyptic number.

It is an amenable number.

9992449 is a deficient number, since it is larger than the sum of its proper divisors (1).

9992449 is an equidigital number, since it uses as much as digits as its factorization.

9992449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 209952, while the sum is 46.

The square root of 9992449 is about 3161.0835167708. The cubic root of 9992449 is about 215.3892282273.

The spelling of 9992449 in words is "nine million, nine hundred ninety-two thousand, four hundred forty-nine".