6650349 has 8 divisors (see below), whose sum is σ = 9388800. Its totient is φ = 4172736.

The previous prime is 6650339. The next prime is 6650351. The reversal of 6650349 is 9430566.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6650349 - 2⁴ = 6650333 is a prime.

It is an Ulam number.

6650349 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6650339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65149 + ... + 65250.

It is an arithmetic number, because the mean of its divisors is an integer number (1173600).

Almost surely, 2^6650349 is an apocalyptic number.

It is an amenable number.

6650349 is a deficient number, since it is larger than the sum of its proper divisors (2738451).

6650349 is a wasteful number, since it uses less digits than its factorization.

6650349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130419.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 6650349 is about 2578.8270589553. The cubic root of 6650349 is about 188.0535252001.

The spelling of 6650349 in words is "six million, six hundred fifty thousand, three hundred forty-nine".