287098 has 8 divisors (see below), whose sum is σ = 492192. Its totient is φ = 123036.

The previous prime is 287093. The next prime is 287099. The reversal of 287098 is 890782.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (287093) 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, 10240 + ... + 10267.

It is an arithmetic number, because the mean of its divisors is an integer number (61524).

2²⁸⁷⁰⁹⁸ is an apocalyptic number.

287098 is a deficient number, since it is larger than the sum of its proper divisors (205094).

287098 is a wasteful number, since it uses less digits than its factorization.

287098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20516.

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 287098 is about 535.8152666731. The cubic root of 287098 is about 65.9695298591.

The spelling of 287098 in words is "two hundred eighty-seven thousand, ninety-eight".