1222162 has 4 divisors (see below), whose sum is σ = 1833246. Its totient is φ = 611080.

The previous prime is 1222159. The next prime is 1222171. The reversal of 1222162 is 2612221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2612221 = 113 ⋅23117.

It can be written as a sum of positive squares in only one way, i.e., 1062961 + 159201 = 1031^2 + 399^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305539 + ... + 305542.

2^1222162 is an apocalyptic number.

1222162 is a deficient number, since it is larger than the sum of its proper divisors (611084).

1222162 is an equidigital number, since it uses as much as digits as its factorization.

1222162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611083.

The product of its digits is 96, while the sum is 16.

The square root of 1222162 is about 1105.5143599248. The cubic root of 1222162 is about 106.9160549270.

Adding to 1222162 its reverse (2612221), we get a palindrome (3834383).

The spelling of 1222162 in words is "one million, two hundred twenty-two thousand, one hundred sixty-two".