298959983 has 4 divisors (see below), whose sum is σ = 341668560. Its totient is φ = 256251408.

The previous prime is 298959979. The next prime is 298960009. The reversal of 298959983 is 389959892.

It is a happy number.

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

It is not a de Polignac number, because 298959983 - 2² = 298959979 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 (298959953) 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, 21354278 + ... + 21354291.

It is an arithmetic number, because the mean of its divisors is an integer number (85417140).

Almost surely, 2^298959983 is an apocalyptic number.

298959983 is a deficient number, since it is larger than the sum of its proper divisors (42708577).

298959983 is an equidigital number, since it uses as much as digits as its factorization.

298959983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42708576.

The product of its digits is 12597120, while the sum is 62.

The square root of 298959983 is about 17290.4593056402. The cubic root of 298959983 is about 668.6584748183.

Subtracting 298959983 from its reverse (389959892), we obtain a palindrome (90999909).

The spelling of 298959983 in words is "two hundred ninety-eight million, nine hundred fifty-nine thousand, nine hundred eighty-three".