255298499 has 4 divisors (see below), whose sum is σ = 255446880. Its totient is φ = 255150120.

The previous prime is 255298489. The next prime is 255298507. The reversal of 255298499 is 994892552.

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 255298499 - 2⁸ = 255298243 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 255298499.

It is not an unprimeable number, because it can be changed into a prime (255298489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71579 + ... + 75060.

It is an arithmetic number, because the mean of its divisors is an integer number (63861720).

Almost surely, 2^255298499 is an apocalyptic number.

255298499 is a deficient number, since it is larger than the sum of its proper divisors (148381).

255298499 is a wasteful number, since it uses less digits than its factorization.

255298499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148380.

The product of its digits is 2332800, while the sum is 53.

The square root of 255298499 is about 15978.0630553268. The cubic root of 255298499 is about 634.3799092666.

The spelling of 255298499 in words is "two hundred fifty-five million, two hundred ninety-eight thousand, four hundred ninety-nine".