6551347 has 4 divisors (see below), whose sum is σ = 7146936. Its totient is φ = 5955760.

The previous prime is 6551299. The next prime is 6551353. The reversal of 6551347 is 7431556.

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 6551347 - 2¹⁵ = 6518579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6551387) 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, 297778 + ... + 297799.

It is an arithmetic number, because the mean of its divisors is an integer number (1786734).

Almost surely, 2^6551347 is an apocalyptic number.

6551347 is a deficient number, since it is larger than the sum of its proper divisors (595589).

6551347 is a wasteful number, since it uses less digits than its factorization.

6551347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595588.

The product of its digits is 12600, while the sum is 31.

The square root of 6551347 is about 2559.5599231118. The cubic root of 6551347 is about 187.1156880873.

It can be divided in two parts, 655 and 1347, that added together give a palindrome (2002).

The spelling of 6551347 in words is "six million, five hundred fifty-one thousand, three hundred forty-seven".