255942299 has 4 divisors (see below), whose sum is σ = 255984864. Its totient is φ = 255899736.

The previous prime is 255942277. The next prime is 255942311. The reversal of 255942299 is 992249552.

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 255942299 - 2¹² = 255938203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255942899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10412 + ... + 24905.

It is an arithmetic number, because the mean of its divisors is an integer number (63996216).

Almost surely, 2^255942299 is an apocalyptic number.

255942299 is a deficient number, since it is larger than the sum of its proper divisors (42565).

255942299 is an equidigital number, since it uses as much as digits as its factorization.

255942299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42564.

The product of its digits is 583200, while the sum is 47.

The square root of 255942299 is about 15998.1967421332. The cubic root of 255942299 is about 634.9127116672.

The spelling of 255942299 in words is "two hundred fifty-five million, nine hundred forty-two thousand, two hundred ninety-nine".