4450399 has 2 divisors, whose sum is σ = 4450400. Its totient is φ = 4450398.

The previous prime is 4450373. The next prime is 4450409. The reversal of 4450399 is 9930544.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4450399 is a prime.

4450399 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4450319) 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, 2225199 + 2225200.

It is an arithmetic number, because the mean of its divisors is an integer number (2225200).

Almost surely, 2^4450399 is an apocalyptic number.

4450399 is a deficient number, since it is larger than the sum of its proper divisors (1).

4450399 is an equidigital number, since it uses as much as digits as its factorization.

4450399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 4450399 is about 2109.5968809230. The cubic root of 4450399 is about 164.4875315057.

The spelling of 4450399 in words is "four million, four hundred fifty thousand, three hundred ninety-nine".