6328920 has 64 divisors (see below), whose sum is σ = 20452320. Its totient is φ = 1557504.

The previous prime is 6328909. The next prime is 6328939. The reversal of 6328920 is 298236.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 469 + ... + 3588.

Almost surely, 2^6328920 is an apocalyptic number.

6328920 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 6328920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10226160).

6328920 is an abundant number, since it is smaller than the sum of its proper divisors (14123400).

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

6328920 is a wasteful number, since it uses less digits than its factorization.

6328920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4084 (or 4080 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 6328920 is about 2515.7344851951. The cubic root of 6328920 is about 184.9736509832.

The spelling of 6328920 in words is "six million, three hundred twenty-eight thousand, nine hundred twenty".