97717 has 8 divisors (see below), whose sum is σ = 106400. Its totient is φ = 89424.

The previous prime is 97711. The next prime is 97729. The reversal of 97717 is 71779.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97717 is a prime.

It is a super-2 number, since 2×97717² = 19097224178, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 634 + ... + 772.

It is an arithmetic number, because the mean of its divisors is an integer number (13300).

2⁹⁷⁷¹⁷ is an apocalyptic number.

It is an amenable number.

97717 is a deficient number, since it is larger than the sum of its proper divisors (8683).

97717 is a wasteful number, since it uses less digits than its factorization.

97717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195.

The product of its digits is 3087, while the sum is 31.

The square root of 97717 is about 312.5971848882. The cubic root of 97717 is about 46.0599407633.

The spelling of 97717 in words is "ninety-seven thousand, seven hundred seventeen".