2303222 has 4 divisors (see below), whose sum is σ = 3454836.
Its totient is φ = 1151610.
The previous prime is 2303219. The next prime is 2303227. The reversal of 2303222 is 2223032.
2303222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a plaindrome in base 11.
It is a junction number, because it is equal to n+sod(n) for n = 2303197 and 2303206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2303227) by changing a digit.
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, 575804 + ... + 575807.
It is an arithmetic number, because the mean of its divisors is an integer number (863709).
22303222 is an apocalyptic number.
2303222 is a deficient number, since it is larger than the sum of its proper divisors (1151614).
2303222 is a wasteful number, since it uses less digits than its factorization.
2303222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1151613.
The product of its (nonzero) digits is 144, while the sum is 14.
The square root of 2303222 is about 1517.6369789907.
The cubic root of 2303222 is about 132.0622219662.
Adding to 2303222 its reverse (2223032), we get a palindrome (4526254).
The spelling of 2303222 in words is "two million, three hundred three thousand, two hundred twenty-two".