1226826 has 20 divisors (see below), whose sum is σ = 2749362. Its totient is φ = 408888.

The previous prime is 1226821. The next prime is 1226831. The reversal of 1226826 is 6286221.

It is an interprime number because it is at equal distance from previous prime (1226821) and next prime (1226831).

It can be written as a sum of positive squares in only one way, i.e., 641601 + 585225 = 801^2 + 765^2 .

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1226826.

It is not an unprimeable number, because it can be changed into a prime (1226821) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3625 + ... + 3948.

2^1226826 is an apocalyptic number.

1226826 is an abundant number, since it is smaller than the sum of its proper divisors (1522536).

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

1226826 is an equidigital number, since it uses as much as digits as its factorization.

1226826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7587 (or 7578 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 1226826 is about 1107.6217766007. The cubic root of 1226826 is about 107.0518862105.

The spelling of 1226826 in words is "one million, two hundred twenty-six thousand, eight hundred twenty-six".