6343420 has 12 divisors (see below), whose sum is σ = 13321224. Its totient is φ = 2537360.

The previous prime is 6343417. The next prime is 6343429. The reversal of 6343420 is 243436.

It is a junction number, because it is equal to n+sod(n) for n = 6343391 and 6343400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6343429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158566 + ... + 158605.

It is an arithmetic number, because the mean of its divisors is an integer number (1110102).

Almost surely, 2^6343420 is an apocalyptic number.

It is an amenable number.

6343420 is an abundant number, since it is smaller than the sum of its proper divisors (6977804).

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

6343420 is a wasteful number, since it uses less digits than its factorization.

6343420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317180 (or 317178 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 6343420 is about 2518.6146985992. The cubic root of 6343420 is about 185.1148057792.

Adding to 6343420 its reverse (243436), we get a palindrome (6586856).

The spelling of 6343420 in words is "six million, three hundred forty-three thousand, four hundred twenty".