11812822 has 12 divisors (see below), whose sum is σ = 20612340. Its totient is φ = 5062596.

The previous prime is 11812819. The next prime is 11812849. The reversal of 11812822 is 22821811.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 60172 + ... + 60367.

It is an arithmetic number, because the mean of its divisors is an integer number (1717695).

Almost surely, 2^11812822 is an apocalyptic number.

11812822 is a deficient number, since it is larger than the sum of its proper divisors (8799518).

11812822 is a wasteful number, since it uses less digits than its factorization.

11812822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120555 (or 120548 counting only the distinct ones).

The product of its digits is 512, while the sum is 25.

The square root of 11812822 is about 3436.9786150048. The cubic root of 11812822 is about 227.7462422510.

The spelling of 11812822 in words is "eleven million, eight hundred twelve thousand, eight hundred twenty-two".