442826899 has 2 divisors, whose sum is σ = 442826900. Its totient is φ = 442826898.

The previous prime is 442826873. The next prime is 442826911. The reversal of 442826899 is 998628244.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 442826899 - 2¹³ = 442818707 is a prime.

It is not a weakly prime, because it can be changed into another prime (442826099) 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, 221413449 + 221413450.

It is an arithmetic number, because the mean of its divisors is an integer number (221413450).

Almost surely, 2^442826899 is an apocalyptic number.

442826899 is a deficient number, since it is larger than the sum of its proper divisors (1).

442826899 is an equidigital number, since it uses as much as digits as its factorization.

442826899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1990656, while the sum is 52.

The square root of 442826899 is about 21043.4526397167. The cubic root of 442826899 is about 762.2158892791.

The spelling of 442826899 in words is "four hundred forty-two million, eight hundred twenty-six thousand, eight hundred ninety-nine".