6368920 has 16 divisors (see below), whose sum is σ = 14330160. Its totient is φ = 2547552.

The previous prime is 6368917. The next prime is 6368927. The reversal of 6368920 is 298636.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6368927) 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, 79572 + ... + 79651.

It is an arithmetic number, because the mean of its divisors is an integer number (895635).

Almost surely, 2^6368920 is an apocalyptic number.

It is an amenable number.

6368920 is an abundant number, since it is smaller than the sum of its proper divisors (7961240).

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

6368920 is a wasteful number, since it uses less digits than its factorization.

6368920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159234 (or 159230 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 6368920 is about 2523.6719279653. The cubic root of 6368920 is about 185.3625226469.

The spelling of 6368920 in words is "six million, three hundred sixty-eight thousand, nine hundred twenty".