1140222 has 16 divisors (see below), whose sum is σ = 2359440. Its totient is φ = 366912.

The previous prime is 1140203. The next prime is 1140233. The reversal of 1140222 is 2220411.

It is a junction number, because it is equal to n+sod(n) for n = 1140198 and 1140207.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 3103 + ... + 3450.

It is an arithmetic number, because the mean of its divisors is an integer number (147465).

2^1140222 is an apocalyptic number.

1140222 is an abundant number, since it is smaller than the sum of its proper divisors (1219218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1140222 is a wasteful number, since it uses less digits than its factorization.

1140222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6587.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 1140222 is about 1067.8117811674. The cubic root of 1140222 is about 104.4711732641.

Adding to 1140222 its reverse (2220411), we get a palindrome (3360633).

The spelling of 1140222 in words is "one million, one hundred forty thousand, two hundred twenty-two".