1140826 has 4 divisors (see below), whose sum is σ = 1711242. Its totient is φ = 570412.

The previous prime is 1140803. The next prime is 1140847. The reversal of 1140826 is 6280411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6280411 = 443 ⋅14177.

It can be written as a sum of positive squares in only one way, i.e., 837225 + 303601 = 915^2 + 551^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1140797 and 1140806.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285205 + ... + 285208.

2^1140826 is an apocalyptic number.

1140826 is a deficient number, since it is larger than the sum of its proper divisors (570416).

1140826 is an equidigital number, since it uses as much as digits as its factorization.

1140826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570415.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 1140826 is about 1068.0945651018. The cubic root of 1140826 is about 104.4896168800.

The spelling of 1140826 in words is "one million, one hundred forty thousand, eight hundred twenty-six".