447797 has 16 divisors (see below), whose sum is σ = 559872. Its totient is φ = 349440.

The previous prime is 447793. The next prime is 447817. The reversal of 447797 is 797744.

It is not a de Polignac number, because 447797 - 2² = 447793 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 447797.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447791) 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 in 15 ways as a sum of consecutive naturals, for example, 6272 + ... + 6342.

It is an arithmetic number, because the mean of its divisors is an integer number (34992).

2⁴⁴⁷⁷⁹⁷ is an apocalyptic number.

It is an amenable number.

447797 is a deficient number, since it is larger than the sum of its proper divisors (112075).

447797 is a wasteful number, since it uses less digits than its factorization.

447797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148.

The product of its digits is 49392, while the sum is 38.

The square root of 447797 is about 669.1763594151. The cubic root of 447797 is about 76.5056882723.

The spelling of 447797 in words is "four hundred forty-seven thousand, seven hundred ninety-seven".