5506566 has 32 divisors (see below), whose sum is σ = 11950848. Its totient is φ = 1681440.

The previous prime is 5506559. The next prime is 5506573. The reversal of 5506566 is 6656055.

It is an interprime number because it is at equal distance from previous prime (5506559) and next prime (5506573).

It is a super-2 number, since 2×5506566² = 60644538224712, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 17551 + ... + 17861.

It is an arithmetic number, because the mean of its divisors is an integer number (373464).

Almost surely, 2^5506566 is an apocalyptic number.

5506566 is an abundant number, since it is smaller than the sum of its proper divisors (6444282).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5506566 is a wasteful number, since it uses less digits than its factorization.

5506566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556.

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 5506566 is about 2346.6073382652. The cubic root of 5506566 is about 176.5876320661.

The spelling of 5506566 in words is "five million, five hundred six thousand, five hundred sixty-six".