822466 has 4 divisors (see below), whose sum is σ = 1233702. Its totient is φ = 411232.

The previous prime is 822433. The next prime is 822517. The reversal of 822466 is 664228.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 600625 + 221841 = 775^2 + 471^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205615 + ... + 205618.

2⁸²²⁴⁶⁶ is an apocalyptic number.

822466 is a deficient number, since it is larger than the sum of its proper divisors (411236).

822466 is a wasteful number, since it uses less digits than its factorization.

822466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411235.

The product of its digits is 4608, while the sum is 28.

The square root of 822466 is about 906.8991123604. The cubic root of 822466 is about 93.6927496386.

The spelling of 822466 in words is "eight hundred twenty-two thousand, four hundred sixty-six".