6550947 has 36 divisors (see below), whose sum is σ = 10562760. Its totient is φ = 3908736.

The previous prime is 6550927. The next prime is 6550963. The reversal of 6550947 is 7490556.

6550947 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6550947 - 2¹⁰ = 6549923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6550927) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 89703 + ... + 89775.

It is an arithmetic number, because the mean of its divisors is an integer number (293410).

Almost surely, 2^6550947 is an apocalyptic number.

6550947 is a deficient number, since it is larger than the sum of its proper divisors (4011813).

6550947 is a wasteful number, since it uses less digits than its factorization.

6550947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 6550947 is about 2559.4817834866. The cubic root of 6550947 is about 187.1118798222. Note that the first 3 decimals are identical.

It can be divided in two parts, 65509 and 47, that added together give a palindrome (65556).

The spelling of 6550947 in words is "six million, five hundred fifty thousand, nine hundred forty-seven".