6652549 has 4 divisors (see below), whose sum is σ = 6667564. Its totient is φ = 6637536.

The previous prime is 6652501. The next prime is 6652553. The reversal of 6652549 is 9452566.

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 3448449 + 3204100 = 1857^2 + 1790^2 .

It is a cyclic number.

It is not a de Polignac number, because 6652549 - 2⁷ = 6652421 is a prime.

It is a Duffinian number.

6652549 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6652579) 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, 6822 + ... + 7735.

It is an arithmetic number, because the mean of its divisors is an integer number (1666891).

Almost surely, 2^6652549 is an apocalyptic number.

It is an amenable number.

6652549 is a deficient number, since it is larger than the sum of its proper divisors (15015).

6652549 is a wasteful number, since it uses less digits than its factorization.

6652549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15014.

The product of its digits is 64800, while the sum is 37.

The square root of 6652549 is about 2579.2535741954. The cubic root of 6652549 is about 188.0742595577.

The spelling of 6652549 in words is "six million, six hundred fifty-two thousand, five hundred forty-nine".