5546659 has 4 divisors (see below), whose sum is σ = 5566680. Its totient is φ = 5526640.

The previous prime is 5546647. The next prime is 5546663. The reversal of 5546659 is 9566455.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9566455 = 5 ⋅1913291.

It is a cyclic number.

It is not a de Polignac number, because 5546659 - 2¹⁵ = 5513891 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5546459) 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, 9589 + ... + 10150.

It is an arithmetic number, because the mean of its divisors is an integer number (1391670).

Almost surely, 2^5546659 is an apocalyptic number.

5546659 is a deficient number, since it is larger than the sum of its proper divisors (20021).

5546659 is a wasteful number, since it uses less digits than its factorization.

5546659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20020.

The product of its digits is 162000, while the sum is 40.

The square root of 5546659 is about 2355.1346033720. The cubic root of 5546659 is about 177.0151710107.

It can be divided in two parts, 55 and 46659, that multiplied together give a triangular number (2566245 = T₂₂₆₅).

The spelling of 5546659 in words is "five million, five hundred forty-six thousand, six hundred fifty-nine".