1085217 has 16 divisors (see below), whose sum is σ = 1708032. Its totient is φ = 599760.

The previous prime is 1085197. The next prime is 1085221. The reversal of 1085217 is 7125801.

It is not a de Polignac number, because 1085217 - 2⁶ = 1085153 is a prime.

1085217 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1085017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183 + ... + 1484.

It is an arithmetic number, because the mean of its divisors is an integer number (106752).

2^1085217 is an apocalyptic number.

It is an amenable number.

1085217 is a deficient number, since it is larger than the sum of its proper divisors (622815).

1085217 is a wasteful number, since it uses less digits than its factorization.

1085217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1708.

The product of its (nonzero) digits is 560, while the sum is 24.

The square root of 1085217 is about 1041.7374909256. The cubic root of 1085217 is about 102.7634941815.

The spelling of 1085217 in words is "one million, eighty-five thousand, two hundred seventeen".