76998 has 16 divisors (see below), whose sum is σ = 158256. Its totient is φ = 24960.

The previous prime is 76991. The next prime is 77003. The reversal of 76998 is 89967.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76991) 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, 90 + ... + 402.

It is an arithmetic number, because the mean of its divisors is an integer number (9891).

2⁷⁶⁹⁹⁸ is an apocalyptic number.

76998 is an abundant number, since it is smaller than the sum of its proper divisors (81258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79128).

76998 is a wasteful number, since it uses less digits than its factorization.

76998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359.

The product of its digits is 27216, while the sum is 39.

The square root of 76998 is about 277.4851347370. The cubic root of 76998 is about 42.5428403085.

The spelling of 76998 in words is "seventy-six thousand, nine hundred ninety-eight".