289260696 has 64 divisors (see below), whose sum is σ = 757900800. Its totient is φ = 91824128.

The previous prime is 289260689. The next prime is 289260733. The reversal of 289260696 is 696062982.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 140845 + ... + 142883.

It is an arithmetic number, because the mean of its divisors is an integer number (11842200).

Almost surely, 2^289260696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 289260696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (378950400).

289260696 is an abundant number, since it is smaller than the sum of its proper divisors (468640104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

289260696 is a wasteful number, since it uses less digits than its factorization.

289260696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2328 (or 2324 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 48.

The square root of 289260696 is about 17007.6658010440. The cubic root of 289260696 is about 661.3476412621.

The spelling of 289260696 in words is "two hundred eighty-nine million, two hundred sixty thousand, six hundred ninety-six".