6552745 has 4 divisors (see below), whose sum is σ = 7863300. Its totient is φ = 5242192.

The previous prime is 6552731. The next prime is 6552773. The reversal of 6552745 is 5472556.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3003289 + 3549456 = 1733^2 + 1884^2 .

It is a cyclic number.

It is not a de Polignac number, because 6552745 - 2⁹ = 6552233 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6552745.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 655270 + ... + 655279.

It is an arithmetic number, because the mean of its divisors is an integer number (1965825).

Almost surely, 2^6552745 is an apocalyptic number.

It is an amenable number.

6552745 is a deficient number, since it is larger than the sum of its proper divisors (1310555).

6552745 is a wasteful number, since it uses less digits than its factorization.

6552745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1310554.

The product of its digits is 42000, while the sum is 34.

The square root of 6552745 is about 2559.8330023656. The cubic root of 6552745 is about 187.1289967564.

The spelling of 6552745 in words is "six million, five hundred fifty-two thousand, seven hundred forty-five".