447722 has 16 divisors (see below), whose sum is σ = 749952. Its totient is φ = 198720.

The previous prime is 447703. The next prime is 447743. The reversal of 447722 is 227744.

It is a d-powerful number, because it can be written as 4⁸ + 4⁹ + 7³ + 7⁶ + 2 + 2¹¹ .

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 447691 and 447700.

It is an unprimeable number.

447722 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 7 ways as a sum of consecutive naturals, for example, 818 + ... + 1250.

It is an arithmetic number, because the mean of its divisors is an integer number (46872).

2⁴⁴⁷⁷²² is an apocalyptic number.

447722 is a deficient number, since it is larger than the sum of its proper divisors (302230).

447722 is a wasteful number, since it uses less digits than its factorization.

447722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493.

The product of its digits is 3136, while the sum is 26.

The square root of 447722 is about 669.1203180296. The cubic root of 447722 is about 76.5014168077.

The spelling of 447722 in words is "four hundred forty-seven thousand, seven hundred twenty-two", and thus it is an iban number.