447469 has 8 divisors (see below), whose sum is σ = 514080. Its totient is φ = 385200.

The previous prime is 447467. The next prime is 447481. The reversal of 447469 is 964744.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 447469 - 2¹ = 447467 is a prime.

It is a super-2 number, since 2×447469² = 400457011922, which contains 22 as substring.

It is a Duffinian number.

447469 is a lucky number.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447463) 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 in 7 ways as a sum of consecutive naturals, for example, 862 + ... + 1279.

It is an arithmetic number, because the mean of its divisors is an integer number (64260).

2⁴⁴⁷⁴⁶⁹ is an apocalyptic number.

It is an amenable number.

447469 is a deficient number, since it is larger than the sum of its proper divisors (66611).

447469 is a wasteful number, since it uses less digits than its factorization.

447469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2171.

The product of its digits is 24192, while the sum is 34.

The square root of 447469 is about 668.9312371238. The cubic root of 447469 is about 76.4870042144.

The spelling of 447469 in words is "four hundred forty-seven thousand, four hundred sixty-nine".