6340578 has 16 divisors (see below), whose sum is σ = 12807936. Its totient is φ = 2092400.

The previous prime is 6340573. The next prime is 6340597. The reversal of 6340578 is 8750436.

It is not an unprimeable number, because it can be changed into a prime (6340573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4626 + ... + 5837.

It is an arithmetic number, because the mean of its divisors is an integer number (800496).

Almost surely, 2^6340578 is an apocalyptic number.

6340578 is an abundant number, since it is smaller than the sum of its proper divisors (6467358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6340578 is a wasteful number, since it uses less digits than its factorization.

6340578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10569.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 6340578 is about 2518.0504363495. The cubic root of 6340578 is about 185.0871564005.

The spelling of 6340578 in words is "six million, three hundred forty thousand, five hundred seventy-eight".