1256226 has 8 divisors (see below), whose sum is σ = 2512464. Its totient is φ = 418740.

The previous prime is 1256209. The next prime is 1256231. The reversal of 1256226 is 6226521.

It is a sphenic number, since it is the product of 3 distinct primes.

1256226 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1256196 and 1256205.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104680 + ... + 104691.

It is an arithmetic number, because the mean of its divisors is an integer number (314058).

2^1256226 is an apocalyptic number.

1256226 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1256226 is a wasteful number, since it uses less digits than its factorization.

1256226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209376.

The product of its digits is 1440, while the sum is 24.

The square root of 1256226 is about 1120.8148821282. The cubic root of 1256226 is about 107.9002851922.

The spelling of 1256226 in words is "one million, two hundred fifty-six thousand, two hundred twenty-six".