1343826 has 36 divisors (see below), whose sum is σ = 3205566. Its totient is φ = 406560.

The previous prime is 1343801. The next prime is 1343863. The reversal of 1343826 is 6283431.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1334025 + 9801 = 1155^2 + 99^2 .

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 1343826.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1870 + ... + 2486.

2^1343826 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1343826, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1602783).

1343826 is an abundant number, since it is smaller than the sum of its proper divisors (1861740).

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

1343826 is a wasteful number, since it uses less digits than its factorization.

1343826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647 (or 633 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 1343826 is about 1159.2350926365. The cubic root of 1343826 is about 110.3522044211.

The spelling of 1343826 in words is "one million, three hundred forty-three thousand, eight hundred twenty-six".