6735649 has 12 divisors (see below), whose sum is σ = 7165488. Its totient is φ = 6327720.

The previous prime is 6735647. The next prime is 6735653. The reversal of 6735649 is 9465376.

It is not a de Polignac number, because 6735649 - 2¹ = 6735647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6735643) 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 11 ways as a sum of consecutive naturals, for example, 41242 + ... + 41404.

It is an arithmetic number, because the mean of its divisors is an integer number (597124).

Almost surely, 2^6735649 is an apocalyptic number.

It is an amenable number.

6735649 is a deficient number, since it is larger than the sum of its proper divisors (429839).

6735649 is a wasteful number, since it uses less digits than its factorization.

6735649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268 (or 237 counting only the distinct ones).

The product of its digits is 136080, while the sum is 40.

The square root of 6735649 is about 2595.3128905779. The cubic root of 6735649 is about 188.8541281799.

The spelling of 6735649 in words is "six million, seven hundred thirty-five thousand, six hundred forty-nine".