75998 has 16 divisors (see below), whose sum is σ = 127680. Its totient is φ = 33696.

The previous prime is 75997. The next prime is 76001. The reversal of 75998 is 89957.

It is a d-powerful number, because it can be written as 7⁵ + 5³ + 9 + 9⁵ + 8 .

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 923 + ... + 1001.

It is an arithmetic number, because the mean of its divisors is an integer number (7980).

2⁷⁵⁹⁹⁸ is an apocalyptic number.

75998 is a deficient number, since it is larger than the sum of its proper divisors (51682).

75998 is a wasteful number, since it uses less digits than its factorization.

75998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131.

The product of its digits is 22680, while the sum is 38.

The square root of 75998 is about 275.6773476367. The cubic root of 75998 is about 42.3578642758.

The spelling of 75998 in words is "seventy-five thousand, nine hundred ninety-eight".