493809299 has 4 divisors (see below), whose sum is σ = 496394880. Its totient is φ = 491223720.

The previous prime is 493809293. The next prime is 493809311. The reversal of 493809299 is 992908394.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 493809299 - 2¹² = 493805203 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 493809299.

It is not an unprimeable number, because it can be changed into a prime (493809293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1292504 + ... + 1292885.

It is an arithmetic number, because the mean of its divisors is an integer number (124098720).

Almost surely, 2^493809299 is an apocalyptic number.

493809299 is a deficient number, since it is larger than the sum of its proper divisors (2585581).

493809299 is a wasteful number, since it uses less digits than its factorization.

493809299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2585580.

The product of its (nonzero) digits is 1259712, while the sum is 53.

The square root of 493809299 is about 22221.8203349771. The cubic root of 493809299 is about 790.4112045021.

The spelling of 493809299 in words is "four hundred ninety-three million, eight hundred nine thousand, two hundred ninety-nine".