509298 has 16 divisors (see below), whose sum is σ = 1054080. Its totient is φ = 163856.

The previous prime is 509297. The next prime is 509317. The reversal of 509298 is 892905.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (509293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1290 + ... + 1637.

It is an arithmetic number, because the mean of its divisors is an integer number (65880).

2⁵⁰⁹²⁹⁸ is an apocalyptic number.

509298 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

509298 is an abundant number, since it is smaller than the sum of its proper divisors (544782).

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

509298 is a wasteful number, since it uses less digits than its factorization.

509298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2961.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 509298 is about 713.6511752950. The cubic root of 509298 is about 79.8590225462.

The spelling of 509298 in words is "five hundred nine thousand, two hundred ninety-eight".