1682066 has 16 divisors (see below), whose sum is σ = 2629368. Its totient is φ = 806400.

The previous prime is 1682047. The next prime is 1682069. The reversal of 1682066 is 6602861.

It can be written as a sum of positive squares in 4 ways, for example, as 1221025 + 461041 = 1105^2 + 679^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1682069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5846 + ... + 6126.

2^1682066 is an apocalyptic number.

1682066 is a deficient number, since it is larger than the sum of its proper divisors (947302).

1682066 is a wasteful number, since it uses less digits than its factorization.

1682066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 1682066 is about 1296.9448716117. The cubic root of 1682066 is about 118.9271498184.

The spelling of 1682066 in words is "one million, six hundred eighty-two thousand, sixty-six".