300493 has 2 divisors, whose sum is σ = 300494. Its totient is φ = 300492.

The previous prime is 300491. The next prime is 300497. The reversal of 300493 is 394003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 157609 + 142884 = 397^2 + 378^2 .

It is a cyclic number.

It is not a de Polignac number, because 300493 - 2¹ = 300491 is a prime.

Together with 300491, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 300493.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (300491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150246 + 150247.

It is an arithmetic number, because the mean of its divisors is an integer number (150247).

2³⁰⁰⁴⁹³ is an apocalyptic number.

It is an amenable number.

300493 is a deficient number, since it is larger than the sum of its proper divisors (1).

300493 is an equidigital number, since it uses as much as digits as its factorization.

300493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 300493 is about 548.1724181314. The cubic root of 300493 is about 66.9799449889.

Adding to 300493 its reverse (394003), we get a palindrome (694496).

The spelling of 300493 in words is "three hundred thousand, four hundred ninety-three".