1083816 has 24 divisors (see below), whose sum is σ = 2935530. Its totient is φ = 361248.

The previous prime is 1083809. The next prime is 1083827. The reversal of 1083816 is 6183801.

It can be written as a sum of positive squares in only one way, i.e., 656100 + 427716 = 810^2 + 654^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1083816.

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 5 ways as a sum of consecutive naturals, for example, 7455 + ... + 7598.

2^1083816 is an apocalyptic number.

It is an amenable number.

1083816 is an abundant number, since it is smaller than the sum of its proper divisors (1851714).

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

1083816 is a wasteful number, since it uses less digits than its factorization.

1083816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15065 (or 15058 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 1083816 is about 1041.0648394793. The cubic root of 1083816 is about 102.7192530589.

The spelling of 1083816 in words is "one million, eighty-three thousand, eight hundred sixteen".