6373920 has 144 divisors (see below), whose sum is σ = 23442048. Its totient is φ = 1451520.

The previous prime is 6373909. The next prime is 6373931. The reversal of 6373920 is 293736.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6373909) and next prime (6373931).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an Ulam number.

It is a zygodrome in base 14.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23385 + ... + 23655.

It is an arithmetic number, because the mean of its divisors is an integer number (162792).

Almost surely, 2^6373920 is an apocalyptic number.

6373920 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6373920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11721024).

6373920 is an abundant number, since it is smaller than the sum of its proper divisors (17068128).

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

6373920 is a wasteful number, since it uses less digits than its factorization.

6373920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303 (or 288 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 30.

The square root of 6373920 is about 2524.6623536624. The cubic root of 6373920 is about 185.4110170114.

The spelling of 6373920 in words is "six million, three hundred seventy-three thousand, nine hundred twenty".