1115822 has 16 divisors (see below), whose sum is σ = 1769472. Its totient is φ = 526680.

The previous prime is 1115789. The next prime is 1115831. The reversal of 1115822 is 2285111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1115794 and 1115803.

It is a congruent number.

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, 5747 + ... + 5937.

It is an arithmetic number, because the mean of its divisors is an integer number (110592).

2^1115822 is an apocalyptic number.

1115822 is a deficient number, since it is larger than the sum of its proper divisors (653650).

1115822 is a wasteful number, since it uses less digits than its factorization.

1115822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343.

The product of its digits is 160, while the sum is 20.

The square root of 1115822 is about 1056.3247606679. The cubic root of 1115822 is about 103.7205887504.

The spelling of 1115822 in words is "one million, one hundred fifteen thousand, eight hundred twenty-two".