9697500 has 90 divisors (see below), whose sum is σ = 30702672. Its totient is φ = 2580000.

The previous prime is 9697481. The next prime is 9697511. The reversal of 9697500 is 57969.

It is a tau number, because it is divible by the number of its divisors (90).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nialpdrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 22285 + ... + 22715.

Almost surely, 2^9697500 is an apocalyptic number.

9697500 is a gapful number since it is divisible by the number (90) 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 9697500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15351336).

9697500 is an abundant number, since it is smaller than the sum of its proper divisors (21005172).

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

9697500 is a wasteful number, since it uses less digits than its factorization.

9697500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461 (or 441 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 36.

The square root of 9697500 is about 3114.0809238040. The cubic root of 9697500 is about 213.2488000585.

The spelling of 9697500 in words is "nine million, six hundred ninety-seven thousand, five hundred".