1086217 has 12 divisors (see below), whose sum is σ = 1225728. Its totient is φ = 961400.

The previous prime is 1086203. The next prime is 1086247. The reversal of 1086217 is 7126801.

It is not a de Polignac number, because 1086217 - 2⁷ = 1086089 is a prime.

It is a Duffinian number.

1086217 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1086191 and 1086200.

It is not an unprimeable number, because it can be changed into a prime (1086247) 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 11 ways as a sum of consecutive naturals, for example, 5592 + ... + 5782.

It is an arithmetic number, because the mean of its divisors is an integer number (102144).

2^1086217 is an apocalyptic number.

It is an amenable number.

1086217 is a deficient number, since it is larger than the sum of its proper divisors (139511).

1086217 is a wasteful number, since it uses less digits than its factorization.

1086217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260 (or 249 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 1086217 is about 1042.2173477735. The cubic root of 1086217 is about 102.7950491441.

The spelling of 1086217 in words is "one million, eighty-six thousand, two hundred seventeen".