6340392 has 48 divisors (see below), whose sum is σ = 17353440. Its totient is φ = 2091168.

The previous prime is 6340391. The next prime is 6340403. The reversal of 6340392 is 2930436.

It is not an unprimeable number, because it can be changed into a prime (6340391) 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, 7293 + ... + 8115.

It is an arithmetic number, because the mean of its divisors is an integer number (361530).

Almost surely, 2^6340392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6340392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8676720).

6340392 is an abundant number, since it is smaller than the sum of its proper divisors (11013048).

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

6340392 is a wasteful number, since it uses less digits than its factorization.

6340392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942 (or 935 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 6340392 is about 2518.0135027438. The cubic root of 6340392 is about 185.0853465473.

The spelling of 6340392 in words is "six million, three hundred forty thousand, three hundred ninety-two".