1086660 has 36 divisors (see below), whose sum is σ = 3296748. Its totient is φ = 289728.

The previous prime is 1086647. The next prime is 1086677. The reversal of 1086660 is 666801.

It can be written as a sum of positive squares in 2 ways, for example, as 298116 + 788544 = 546^2 + 888^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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 11 ways as a sum of consecutive naturals, for example, 2839 + ... + 3198.

2^1086660 is an apocalyptic number.

1086660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1086660 is an abundant number, since it is smaller than the sum of its proper divisors (2210088).

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

1086660 is a wasteful number, since it uses less digits than its factorization.

1086660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6052 (or 6047 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 1086660 is about 1042.4298537552. The cubic root of 1086660 is about 102.8090218026.

The spelling of 1086660 in words is "one million, eighty-six thousand, six hundred sixty".