445499 has 2 divisors, whose sum is σ = 445500. Its totient is φ = 445498.

The previous prime is 445477. The next prime is 445507. The reversal of 445499 is 994544.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 445499 - 2¹² = 441403 is a prime.

It is a Sophie Germain prime.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (445199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222749 + 222750.

It is an arithmetic number, because the mean of its divisors is an integer number (222750).

2⁴⁴⁵⁴⁹⁹ is an apocalyptic number.

445499 is a deficient number, since it is larger than the sum of its proper divisors (1).

445499 is an equidigital number, since it uses as much as digits as its factorization.

445499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 35.

The square root of 445499 is about 667.4571147272. The cubic root of 445499 is about 76.3745933996.

The spelling of 445499 in words is "four hundred forty-five thousand, four hundred ninety-nine".