1222174 has 12 divisors (see below), whose sum is σ = 1924776. Its totient is φ = 580932.

The previous prime is 1222171. The next prime is 1222187. The reversal of 1222174 is 4712221.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222171) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7417 + ... + 7579.

It is an arithmetic number, because the mean of its divisors is an integer number (160398).

2^1222174 is an apocalyptic number.

1222174 is a deficient number, since it is larger than the sum of its proper divisors (702602).

1222174 is an equidigital number, since it uses as much as digits as its factorization.

1222174 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351 (or 188 counting only the distinct ones).

The product of its digits is 224, while the sum is 19.

The square root of 1222174 is about 1105.5197872494. The cubic root of 1222174 is about 106.9164048502.

Adding to 1222174 its reverse (4712221), we get a palindrome (5934395).

It can be divided in two parts, 122217 and 4, that added together give a palindrome (122221).

The spelling of 1222174 in words is "one million, two hundred twenty-two thousand, one hundred seventy-four".