6340149 has 6 divisors (see below), whose sum is σ = 9158006. Its totient is φ = 4226760.

The previous prime is 6340127. The next prime is 6340189. The reversal of 6340149 is 9410436.

6340149 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3802500 + 2537649 = 1950^2 + 1593^2 .

It is not a de Polignac number, because 6340149 - 2⁷ = 6340021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6340109) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 352222 + ... + 352239.

Almost surely, 2^6340149 is an apocalyptic number.

It is an amenable number.

6340149 is a deficient number, since it is larger than the sum of its proper divisors (2817857).

6340149 is a wasteful number, since it uses less digits than its factorization.

6340149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704467 (or 704464 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 6340149 is about 2517.9652499588. The cubic root of 6340149 is about 185.0829820082.

The spelling of 6340149 in words is "six million, three hundred forty thousand, one hundred forty-nine".