6549955 has 16 divisors (see below), whose sum is σ = 8164800. Its totient is φ = 5040640.

The previous prime is 6549937. The next prime is 6549973. The reversal of 6549955 is 5599456.

It is an interprime number because it is at equal distance from previous prime (6549937) and next prime (6549973).

It is not a de Polignac number, because 6549955 - 2⁵ = 6549923 is a prime.

It is a zygodrome in base 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18066 + ... + 18424.

It is an arithmetic number, because the mean of its divisors is an integer number (510300).

Almost surely, 2^6549955 is an apocalyptic number.

6549955 is a deficient number, since it is larger than the sum of its proper divisors (1614845).

6549955 is a wasteful number, since it uses less digits than its factorization.

6549955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494.

The product of its digits is 243000, while the sum is 43.

The square root of 6549955 is about 2559.2879869214. The cubic root of 6549955 is about 187.1024346558.

It can be divided in two parts, 654 and 9955, that added together give a square (10609 = 103²).

The spelling of 6549955 in words is "six million, five hundred forty-nine thousand, nine hundred fifty-five".