288697 has 2 divisors, whose sum is σ = 288698. Its totient is φ = 288696.

The previous prime is 288689. The next prime is 288731. The reversal of 288697 is 796882.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 212521 + 76176 = 461^2 + 276^2 .

It is a cyclic number.

It is not a de Polignac number, because 288697 - 2³ = 288689 is a prime.

It is a Chen prime.

It is a zygodrome in base 3.

It is not a weakly prime, because it can be changed into another prime (288647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144348 + 144349.

It is an arithmetic number, because the mean of its divisors is an integer number (144349).

2²⁸⁸⁶⁹⁷ is an apocalyptic number.

It is an amenable number.

288697 is a deficient number, since it is larger than the sum of its proper divisors (1).

288697 is an equidigital number, since it uses as much as digits as its factorization.

288697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 40.

The square root of 288697 is about 537.3053135788. The cubic root of 288697 is about 66.0917762089.

The spelling of 288697 in words is "two hundred eighty-eight thousand, six hundred ninety-seven".