260998 has 8 divisors (see below), whose sum is σ = 402192. Its totient is φ = 126936.

The previous prime is 260987. The next prime is 260999. The reversal of 260998 is 899062.

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

It is a super-3 number, since 3×260998³ = 53337516831395976, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260999) by changing a digit.

260998 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1690 + ... + 1837.

It is an arithmetic number, because the mean of its divisors is an integer number (50274).

2²⁶⁰⁹⁹⁸ is an apocalyptic number.

260998 is a deficient number, since it is larger than the sum of its proper divisors (141194).

260998 is a wasteful number, since it uses less digits than its factorization.

260998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3566.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 260998 is about 510.8796335733. The cubic root of 260998 is about 63.9066020479.

The spelling of 260998 in words is "two hundred sixty thousand, nine hundred ninety-eight".