1066897 has 12 divisors (see below), whose sum is σ = 1185840. Its totient is φ = 959088.

The previous prime is 1066889. The next prime is 1066909. The reversal of 1066897 is 7986601.

It is not a de Polignac number, because 1066897 - 2³ = 1066889 is a prime.

It is a super-2 number, since 2×1066897² = 2276538417218, which contains 22 as substring.

It is a Duffinian number.

1066897 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1066817) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9918 + ... + 10024.

It is an arithmetic number, because the mean of its divisors is an integer number (98820).

2^1066897 is an apocalyptic number.

It is an amenable number.

1066897 is a deficient number, since it is larger than the sum of its proper divisors (118943).

1066897 is a wasteful number, since it uses less digits than its factorization.

1066897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192 (or 179 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 1066897 is about 1032.9070626150. The cubic root of 1066897 is about 102.1819448984.

The spelling of 1066897 in words is "one million, sixty-six thousand, eight hundred ninety-seven".