6784942320 has 400 divisors, whose sum is σ = 25559614080. Its totient is φ = 1658216448.

The previous prime is 6784942291. The next prime is 6784942321. The reversal of 6784942320 is 232494876.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6784942321) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 20133192 + ... + 20133528.

Almost surely, 2^6784942320 is an apocalyptic number.

6784942320 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 6784942320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12779807040).

6784942320 is an abundant number, since it is smaller than the sum of its proper divisors (18774671760).

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

6784942320 is a wasteful number, since it uses less digits than its factorization.

6784942320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614 (or 599 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The square root of 6784942320 is about 82370.7613173510. The cubic root of 6784942320 is about 1893.1370426780.

The spelling of 6784942320 in words is "six billion, seven hundred eighty-four million, nine hundred forty-two thousand, three hundred twenty".