6551253 has 8 divisors (see below), whose sum is σ = 9705600. Its totient is φ = 4367484.

The previous prime is 6551249. The next prime is 6551291. The reversal of 6551253 is 3521556.

6551253 is a `hidden beast` number, since 655 + 1 + 2 + 5 + 3 = 666.

6551253 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 6551253 - 2² = 6551249 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 242639 = 6551253 / (6 + 5 + 5 + 1 + 2 + 5 + 3).

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6551213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121293 + ... + 121346.

It is an arithmetic number, because the mean of its divisors is an integer number (1213200).

Almost surely, 2^6551253 is an apocalyptic number.

It is an amenable number.

6551253 is a deficient number, since it is larger than the sum of its proper divisors (3154347).

6551253 is a wasteful number, since it uses less digits than its factorization.

6551253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242648 (or 242642 counting only the distinct ones).

The product of its digits is 4500, while the sum is 27.

The square root of 6551253 is about 2559.5415605143. The cubic root of 6551253 is about 187.1147931590.

The spelling of 6551253 in words is "six million, five hundred fifty-one thousand, two hundred fifty-three".