1066696 has 8 divisors (see below), whose sum is σ = 2000070. Its totient is φ = 533344.

The previous prime is 1066693. The next prime is 1066721. The reversal of 1066696 is 6966601.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 617796 + 448900 = 786^2 + 670^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1066696² = 2275680712832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1066693) 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 as a sum of consecutive naturals, namely, 66661 + ... + 66676.

2^1066696 is an apocalyptic number.

It is an amenable number.

1066696 is a deficient number, since it is larger than the sum of its proper divisors (933374).

1066696 is a wasteful number, since it uses less digits than its factorization.

1066696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133343 (or 133339 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 1066696 is about 1032.8097598300. The cubic root of 1066696 is about 102.1755275776.

The spelling of 1066696 in words is "one million, sixty-six thousand, six hundred ninety-six".