407899 has 2 divisors, whose sum is σ = 407900. Its totient is φ = 407898.

The previous prime is 407893. The next prime is 407917. The reversal of 407899 is 998704.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 407899 - 2¹⁷ = 276827 is a prime.

It is not a weakly prime, because it can be changed into another prime (407893) 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, 203949 + 203950.

It is an arithmetic number, because the mean of its divisors is an integer number (203950).

2⁴⁰⁷⁸⁹⁹ is an apocalyptic number.

407899 is a deficient number, since it is larger than the sum of its proper divisors (1).

407899 is an equidigital number, since it uses as much as digits as its factorization.

407899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 407899 is about 638.6697111966. The cubic root of 407899 is about 74.1624747592.

The spelling of 407899 in words is "four hundred seven thousand, eight hundred ninety-nine".