6655537 has 4 divisors (see below), whose sum is σ = 7606336. Its totient is φ = 5704740.

The previous prime is 6655531. The next prime is 6655541. The reversal of 6655537 is 7355566.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7355566 = 2 ⋅3677783.

It is a cyclic number.

It is not a de Polignac number, because 6655537 - 2⁷ = 6655409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6655496 and 6655505.

It is not an unprimeable number, because it can be changed into a prime (6655531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 475389 + ... + 475402.

It is an arithmetic number, because the mean of its divisors is an integer number (1901584).

Almost surely, 2^6655537 is an apocalyptic number.

It is an amenable number.

6655537 is a deficient number, since it is larger than the sum of its proper divisors (950799).

6655537 is an equidigital number, since it uses as much as digits as its factorization.

6655537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 950798.

The product of its digits is 94500, while the sum is 37.

The square root of 6655537 is about 2579.8327465167. The cubic root of 6655537 is about 188.1024132660.

The spelling of 6655537 in words is "six million, six hundred fifty-five thousand, five hundred thirty-seven".