289980296 has 16 divisors (see below), whose sum is σ = 545832540. Its totient is φ = 144424960.

The previous prime is 289980287. The next prime is 289980307. The reversal of 289980296 is 692089982.

It can be written as a sum of positive squares in 2 ways, for example, as 289476196 + 504100 = 17014^2 + 710^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68465 + ... + 72576.

Almost surely, 2^289980296 is an apocalyptic number.

It is an amenable number.

289980296 is a deficient number, since it is larger than the sum of its proper divisors (255852244).

289980296 is a wasteful number, since it uses less digits than its factorization.

289980296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141304 (or 141300 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 53.

The square root of 289980296 is about 17028.8078267388. The cubic root of 289980296 is about 661.8956033293.

The spelling of 289980296 in words is "two hundred eighty-nine million, nine hundred eighty thousand, two hundred ninety-six".