289136296 has 8 divisors (see below), whose sum is σ = 542130570. Its totient is φ = 144568144.

The previous prime is 289136251. The next prime is 289136297. The reversal of 289136296 is 692631982.

289136296 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 239940100 + 49196196 = 15490^2 + 7014^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (289136297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18071011 + ... + 18071026.

Almost surely, 2^289136296 is an apocalyptic number.

It is an amenable number.

289136296 is a deficient number, since it is larger than the sum of its proper divisors (252994274).

289136296 is a wasteful number, since it uses less digits than its factorization.

289136296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36142043 (or 36142039 counting only the distinct ones).

The product of its digits is 279936, while the sum is 46.

The square root of 289136296 is about 17004.0082333549. The cubic root of 289136296 is about 661.2528208636.

The spelling of 289136296 in words is "two hundred eighty-nine million, one hundred thirty-six thousand, two hundred ninety-six".