1222252 has 6 divisors (see below), whose sum is σ = 2138948. Its totient is φ = 611124.

The previous prime is 1222241. The next prime is 1222253. The reversal of 1222252 is 2522221.

It is not an unprimeable number, because it can be changed into a prime (1222253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152778 + ... + 152785.

2^1222252 is an apocalyptic number.

It is an amenable number.

1222252 is a deficient number, since it is larger than the sum of its proper divisors (916696).

1222252 is a wasteful number, since it uses less digits than its factorization.

1222252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305567 (or 305565 counting only the distinct ones).

The product of its digits is 160, while the sum is 16.

The square root of 1222252 is about 1105.5550642098. Note that the first 3 decimals coincide. The cubic root of 1222252 is about 106.9186792950.

Adding to 1222252 its reverse (2522221), we get a palindrome (3744473).

The spelling of 1222252 in words is "one million, two hundred twenty-two thousand, two hundred fifty-two".