97287 has 4 divisors (see below), whose sum is σ = 129720. Its totient is φ = 64856.

The previous prime is 97283. The next prime is 97301. The reversal of 97287 is 78279.

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 97287 - 2² = 97283 is a prime.

It is a D-number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 97287.

It is not an unprimeable number, because it can be changed into a prime (97283) 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, 16212 + ... + 16217.

It is an arithmetic number, because the mean of its divisors is an integer number (32430).

2⁹⁷²⁸⁷ is an apocalyptic number.

97287 is a deficient number, since it is larger than the sum of its proper divisors (32433).

97287 is a wasteful number, since it uses less digits than its factorization.

97287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32432.

The product of its digits is 7056, while the sum is 33.

The square root of 97287 is about 311.9086404703. The cubic root of 97287 is about 45.9922797378.

The spelling of 97287 in words is "ninety-seven thousand, two hundred eighty-seven".