8497320 has 96 divisors (see below), whose sum is σ = 27669600. Its totient is φ = 2086656.

The previous prime is 8497303. The next prime is 8497337. The reversal of 8497320 is 237948.

It is an interprime number because it is at equal distance from previous prime (8497303) and next prime (8497337).

It is a congruent number.

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, 20071 + ... + 20489.

It is an arithmetic number, because the mean of its divisors is an integer number (288225).

Almost surely, 2^8497320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8497320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13834800).

8497320 is an abundant number, since it is smaller than the sum of its proper divisors (19172280).

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

8497320 is a wasteful number, since it uses less digits than its factorization.

8497320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459 (or 442 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 8497320 is about 2915.0162949802. The cubic root of 8497320 is about 204.0613041439.

The spelling of 8497320 in words is "eight million, four hundred ninety-seven thousand, three hundred twenty".