5666306 has 8 divisors (see below), whose sum is σ = 8509644. Its totient is φ = 2829760.

The previous prime is 5666279. The next prime is 5666317. The reversal of 5666306 is 6036665.

It can be written as a sum of positive squares in 2 ways, for example, as 5499025 + 167281 = 2345^2 + 409^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2006 + ... + 3918.

Almost surely, 2^5666306 is an apocalyptic number.

5666306 is a deficient number, since it is larger than the sum of its proper divisors (2843338).

5666306 is a wasteful number, since it uses less digits than its factorization.

5666306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3396.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 5666306 is about 2380.4003864896. The cubic root of 5666306 is about 178.2789255711.

The spelling of 5666306 in words is "five million, six hundred sixty-six thousand, three hundred six".