447322 has 8 divisors (see below), whose sum is σ = 675072. Its totient is φ = 222300.

The previous prime is 447319. The next prime is 447323. The reversal of 447322 is 223744.

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

It is a super-3 number, since 3×447322³ = 268523332702890744, which contains 333 as substring.

It is an Ulam number.

It is a d-powerful number, because it can be written as 4⁴ + 4⁹ + 3¹⁰ + 7⁶ + 2⁵ + 2¹³ .

It is a junction number, because it is equal to n+sod(n) for n = 447293 and 447302.

It is not an unprimeable number, because it can be changed into a prime (447323) 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 3 ways as a sum of consecutive naturals, for example, 204 + ... + 967.

It is an arithmetic number, because the mean of its divisors is an integer number (84384).

2⁴⁴⁷³²² is an apocalyptic number.

447322 is the 358-th centered heptagonal number.

447322 is a deficient number, since it is larger than the sum of its proper divisors (227750).

447322 is a wasteful number, since it uses less digits than its factorization.

447322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1364.

The product of its digits is 1344, while the sum is 22.

The square root of 447322 is about 668.8213513338. The cubic root of 447322 is about 76.4786276036.

The spelling of 447322 in words is "four hundred forty-seven thousand, three hundred twenty-two", and thus it is an iban number.