306098 has 16 divisors (see below), whose sum is σ = 505176. Its totient is φ = 138240.

The previous prime is 306091. The next prime is 306121. The reversal of 306098 is 890603.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 82369 + 223729 = 287^2 + 473^2 .

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a nialpdrome in base 13.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 306098.

It is not an unprimeable number, because it can be changed into a prime (306091) 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, 1490 + ... + 1682.

2³⁰⁶⁰⁹⁸ is an apocalyptic number.

306098 is a deficient number, since it is larger than the sum of its proper divisors (199078).

306098 is a wasteful number, since it uses less digits than its factorization.

306098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 306098 is about 553.2612402835. The cubic root of 306098 is about 67.3938340211.

The spelling of 306098 in words is "three hundred six thousand, ninety-eight".