822448 has 20 divisors (see below), whose sum is σ = 1738728. Its totient is φ = 373760.

The previous prime is 822433. The next prime is 822517. The reversal of 822448 is 844228.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2161 + ... + 2512.

2⁸²²⁴⁴⁸ is an apocalyptic number.

822448 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

822448 is an abundant number, since it is smaller than the sum of its proper divisors (916280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

822448 is a wasteful number, since it uses less digits than its factorization.

822448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4692 (or 4686 counting only the distinct ones).

The product of its digits is 4096, while the sum is 28.

The square root of 822448 is about 906.8891883797. The cubic root of 822448 is about 93.6920661324.

The spelling of 822448 in words is "eight hundred twenty-two thousand, four hundred forty-eight".