6610449 has 4 divisors (see below), whose sum is σ = 8813936. Its totient is φ = 4406964.

The previous prime is 6610441. The next prime is 6610451. The reversal of 6610449 is 9440166.

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.

It is not a de Polignac number, because 6610449 - 2³ = 6610441 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6610441) 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, 1101739 + ... + 1101744.

It is an arithmetic number, because the mean of its divisors is an integer number (2203484).

Almost surely, 2^6610449 is an apocalyptic number.

It is an amenable number.

6610449 is a deficient number, since it is larger than the sum of its proper divisors (2203487).

6610449 is a wasteful number, since it uses less digits than its factorization.

6610449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2203486.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 6610449 is about 2571.0793453334. The cubic root of 6610449 is about 187.6766832350.

The spelling of 6610449 in words is "six million, six hundred ten thousand, four hundred forty-nine".