822276242 has 4 divisors (see below), whose sum is σ = 1233414366. Its totient is φ = 411138120.

The previous prime is 822276211. The next prime is 822276277. The reversal of 822276242 is 242672228.

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., 582305161 + 239971081 = 24131^2 + 15491^2 .

It is a super-2 number, since 2×822276242² = 1352276436315285128, 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, 205569059 + ... + 205569062.

Almost surely, 2^822276242 is an apocalyptic number.

822276242 is a deficient number, since it is larger than the sum of its proper divisors (411138124).

822276242 is a wasteful number, since it uses less digits than its factorization.

822276242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411138123.

The product of its digits is 43008, while the sum is 35.

The square root of 822276242 is about 28675.3594920796. The cubic root of 822276242 is about 936.8554353879.

The spelling of 822276242 in words is "eight hundred twenty-two million, two hundred seventy-six thousand, two hundred forty-two".