1217226 has 16 divisors (see below), whose sum is σ = 2500704. Its totient is φ = 394704.

The previous prime is 1217219. The next prime is 1217233. The reversal of 1217226 is 6227121.

It is an interprime number because it is at equal distance from previous prime (1217219) and next prime (1217233).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2520 + ... + 2963.

It is an arithmetic number, because the mean of its divisors is an integer number (156294).

2^1217226 is an apocalyptic number.

1217226 is an abundant number, since it is smaller than the sum of its proper divisors (1283478).

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

1217226 is a wasteful number, since it uses less digits than its factorization.

1217226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5525.

The product of its digits is 336, while the sum is 21.

The square root of 1217226 is about 1103.2796562975. The cubic root of 1217226 is about 106.7719251768.

The spelling of 1217226 in words is "one million, two hundred seventeen thousand, two hundred twenty-six".