288287998 has 8 divisors (see below), whose sum is σ = 433716192. Its totient is φ = 143715936.

The previous prime is 288287963. The next prime is 288288017. The reversal of 288287998 is 899782882.

288287998 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213190 + ... + 214537.

It is an arithmetic number, because the mean of its divisors is an integer number (54214524).

Almost surely, 2^288287998 is an apocalyptic number.

288287998 is a deficient number, since it is larger than the sum of its proper divisors (145428194).

288287998 is a wasteful number, since it uses less digits than its factorization.

288287998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428066.

The product of its digits is 9289728, while the sum is 61.

The square root of 288287998 is about 16979.0458506949. The cubic root of 288287998 is about 660.6055033991.

The spelling of 288287998 in words is "two hundred eighty-eight million, two hundred eighty-seven thousand, nine hundred ninety-eight".