1066904 has 16 divisors (see below), whose sum is σ = 2013720. Its totient is φ = 529920.

The previous prime is 1066889. The next prime is 1066909. The reversal of 1066904 is 4096601.

It is a super-2 number, since 2×1066904² = 2276568290432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1199 + ... + 1889.

2^1066904 is an apocalyptic number.

It is an amenable number.

1066904 is a deficient number, since it is larger than the sum of its proper divisors (946816).

1066904 is a wasteful number, since it uses less digits than its factorization.

1066904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 890 (or 886 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 1066904 is about 1032.9104511041. The cubic root of 1066904 is about 102.1821683727.

The spelling of 1066904 in words is "one million, sixty-six thousand, nine hundred four".