6697320 has 192 divisors, whose sum is σ = 25116480. Its totient is φ = 1419264.

The previous prime is 6697319. The next prime is 6697321. The reversal of 6697320 is 237966.

It is an interprime number because it is at equal distance from previous prime (6697319) and next prime (6697321).

It is not an unprimeable number, because it can be changed into a prime (6697321) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 99927 + ... + 99993.

It is an arithmetic number, because the mean of its divisors is an integer number (130815).

Almost surely, 2^6697320 is an apocalyptic number.

6697320 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 6697320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12558240).

6697320 is an abundant number, since it is smaller than the sum of its proper divisors (18419160).

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

6697320 is a wasteful number, since it uses less digits than its factorization.

6697320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112 (or 101 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 6697320 is about 2587.9180821657. The cubic root of 6697320 is about 188.4952237015.

The spelling of 6697320 in words is "six million, six hundred ninety-seven thousand, three hundred twenty".