822202 has 4 divisors (see below), whose sum is σ = 1233306. Its totient is φ = 411100.

The previous prime is 822197. The next prime is 822221. The reversal of 822202 is 202228.

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., 707281 + 114921 = 841^2 + 339^2 .

It is a super-2 number, since 2×822202² = 1352032257608, which contains 22 as substring.

It is an unprimeable 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 as a sum of consecutive naturals, namely, 205549 + ... + 205552.

2⁸²²²⁰² is an apocalyptic number.

822202 is a deficient number, since it is larger than the sum of its proper divisors (411104).

822202 is a wasteful number, since it uses less digits than its factorization.

822202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411103.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 822202 is about 906.7535497587. The cubic root of 822202 is about 93.6827238816.

It can be divided in two parts, 822 and 202, that added together give a 10-th power (1024 = 2¹⁰).

The spelling of 822202 in words is "eight hundred twenty-two thousand, two hundred two".