6636049 has 4 divisors (see below), whose sum is σ = 7584064. Its totient is φ = 5688036.

The previous prime is 6636037. The next prime is 6636059. The reversal of 6636049 is 9406366.

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 a cyclic number.

It is not a de Polignac number, because 6636049 - 2⁵ = 6636017 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (6636059) 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, 473997 + ... + 474010.

It is an arithmetic number, because the mean of its divisors is an integer number (1896016).

Almost surely, 2^6636049 is an apocalyptic number.

It is an amenable number.

6636049 is a deficient number, since it is larger than the sum of its proper divisors (948015).

6636049 is an equidigital number, since it uses as much as digits as its factorization.

6636049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 948014.

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 6636049 is about 2576.0529885854. The cubic root of 6636049 is about 187.9186402897.

The spelling of 6636049 in words is "six million, six hundred thirty-six thousand, forty-nine".