5563666 has 8 divisors (see below), whose sum is σ = 8379504. Its totient is φ = 2770500.

The previous prime is 5563661. The next prime is 5563669. The reversal of 5563666 is 6663655.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (5563661) 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, 5040 + ... + 6043.

It is an arithmetic number, because the mean of its divisors is an integer number (1047438).

Almost surely, 2^5563666 is an apocalyptic number.

5563666 is a deficient number, since it is larger than the sum of its proper divisors (2815838).

5563666 is a wasteful number, since it uses less digits than its factorization.

5563666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11336.

The product of its digits is 97200, while the sum is 37.

The square root of 5563666 is about 2358.7424615672. The cubic root of 5563666 is about 177.1959059567.

The spelling of 5563666 in words is "five million, five hundred sixty-three thousand, six hundred sixty-six".