2842226 has 4 divisors (see below), whose sum is σ = 4263342. Its totient is φ = 1421112.
The previous prime is 2842223. The next prime is 2842237. The reversal of 2842226 is 6222482.
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., 2640625 + 201601 = 1625^2 + 449^2 .
It is an Ulam number.
It is a junction number, because it is equal to n+sod(n) for n = 2842195 and 2842204.
It is not an unprimeable number, because it can be changed into a prime (2842223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710555 + ... + 710558.
22842226 is an apocalyptic number.
2842226 is a deficient number, since it is larger than the sum of its proper divisors (1421116).
2842226 is a wasteful number, since it uses less digits than its factorization.
2842226 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1421115.
The product of its digits is 3072, while the sum is 26.
The square root of 2842226 is about 1685.8902692643. The cubic root of 2842226 is about 141.6509645034.
The spelling of 2842226 in words is "two million, eight hundred forty-two thousand, two hundred twenty-six".
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