6377820 has 24 divisors (see below), whose sum is σ = 17858064. Its totient is φ = 1700736.

The previous prime is 6377807. The next prime is 6377821. The reversal of 6377820 is 287736.

6377820 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6377821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53089 + ... + 53208.

It is an arithmetic number, because the mean of its divisors is an integer number (744086).

Almost surely, 2^6377820 is an apocalyptic number.

6377820 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6377820 is an abundant number, since it is smaller than the sum of its proper divisors (11480244).

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

6377820 is a wasteful number, since it uses less digits than its factorization.

6377820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106309 (or 106307 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 6377820 is about 2525.4346160612. The cubic root of 6377820 is about 185.4488250132.

The spelling of 6377820 in words is "six million, three hundred seventy-seven thousand, eight hundred twenty".