1066895 has 16 divisors (see below), whose sum is σ = 1349760. Its totient is φ = 808704.

The previous prime is 1066889. The next prime is 1066909. The reversal of 1066895 is 5986601.

It is a cyclic number.

It is not a de Polignac number, because 1066895 - 2¹⁸ = 804751 is a prime.

It is a super-2 number, since 2×1066895² = 2276529882050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13466 + ... + 13544.

It is an arithmetic number, because the mean of its divisors is an integer number (84360).

2^1066895 is an apocalyptic number.

1066895 is a deficient number, since it is larger than the sum of its proper divisors (282865).

1066895 is an equidigital number, since it uses as much as digits as its factorization.

1066895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 1066895 is about 1032.9060944733. The cubic root of 1066895 is about 102.1818810484.

The spelling of 1066895 in words is "one million, sixty-six thousand, eight hundred ninety-five".