97907 has 4 divisors (see below), whose sum is σ = 103080. Its totient is φ = 92736.

The previous prime is 97883. The next prime is 97919. The reversal of 97907 is 70979.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 97907 - 2⁶ = 97843 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 97907.

It is not an unprimeable number, because it can be changed into a prime (97927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2558 + ... + 2595.

It is an arithmetic number, because the mean of its divisors is an integer number (25770).

2⁹⁷⁹⁰⁷ is an apocalyptic number.

97907 is a deficient number, since it is larger than the sum of its proper divisors (5173).

97907 is a wasteful number, since it uses less digits than its factorization.

97907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5172.

The product of its (nonzero) digits is 3969, while the sum is 32.

The square root of 97907 is about 312.9009427918. The cubic root of 97907 is about 46.0897742717.

The spelling of 97907 in words is "ninety-seven thousand, nine hundred seven".