6554659 has 4 divisors (see below), whose sum is σ = 6598800. Its totient is φ = 6510520.

The previous prime is 6554657. The next prime is 6554663. The reversal of 6554659 is 9564556.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6554659 - 2¹ = 6554657 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 (6554657) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 21847 + ... + 22144.

It is an arithmetic number, because the mean of its divisors is an integer number (1649700).

Almost surely, 2^6554659 is an apocalyptic number.

6554659 is a deficient number, since it is larger than the sum of its proper divisors (44141).

6554659 is a wasteful number, since it uses less digits than its factorization.

6554659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44140.

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

The square root of 6554659 is about 2560.2068275825. The cubic root of 6554659 is about 187.1472145686.

The spelling of 6554659 in words is "six million, five hundred fifty-four thousand, six hundred fifty-nine".