1086516 has 18 divisors (see below), whose sum is σ = 2746562. Its totient is φ = 362160.

The previous prime is 1086511. The next prime is 1086523. The reversal of 1086516 is 6156801.

1086516 is a `hidden beast` number, since 1 + 0 + 8 + 651 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 910116 + 176400 = 954^2 + 420^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 1086516.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1086511) by changing a digit.

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, 15055 + ... + 15126.

2^1086516 is an apocalyptic number.

It is an amenable number.

1086516 is an abundant number, since it is smaller than the sum of its proper divisors (1660046).

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

1086516 is a wasteful number, since it uses less digits than its factorization.

1086516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30191 (or 30186 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 1086516 is about 1042.3607820712. The cubic root of 1086516 is about 102.8044803167.

The spelling of 1086516 in words is "one million, eighty-six thousand, five hundred sixteen".