1222036 has 24 divisors (see below), whose sum is σ = 2298240. Its totient is φ = 567072.

The previous prime is 1222027. The next prime is 1222037. The reversal of 1222036 is 6302221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3225 + ... + 3583.

It is an arithmetic number, because the mean of its divisors is an integer number (95760).

2^1222036 is an apocalyptic number.

It is an amenable number.

1222036 is a deficient number, since it is larger than the sum of its proper divisors (1076204).

1222036 is a wasteful number, since it uses less digits than its factorization.

1222036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423 (or 421 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1222036 is about 1105.4573714079. The cubic root of 1222036 is about 106.9123805952.

Adding to 1222036 its reverse (6302221), we get a palindrome (7524257).

The spelling of 1222036 in words is "one million, two hundred twenty-two thousand, thirty-six".