299420263 has 4 divisors (see below), whose sum is σ = 299995488. Its totient is φ = 298845040.

The previous prime is 299420249. The next prime is 299420287. The reversal of 299420263 is 362024992.

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 299420263 - 2¹⁷ = 299289191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (299420203) 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, 286831 + ... + 287872.

It is an arithmetic number, because the mean of its divisors is an integer number (74998872).

Almost surely, 2^299420263 is an apocalyptic number.

299420263 is a deficient number, since it is larger than the sum of its proper divisors (575225).

299420263 is an equidigital number, since it uses as much as digits as its factorization.

299420263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575224.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 299420263 is about 17303.7644170279. The cubic root of 299420263 is about 669.0014552919.

The spelling of 299420263 in words is "two hundred ninety-nine million, four hundred twenty thousand, two hundred sixty-three".