289407364 has 6 divisors (see below), whose sum is σ = 506462894. Its totient is φ = 144703680.

The previous prime is 289407361. The next prime is 289407407. The reversal of 289407364 is 463704982.

289407364 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., 207360000 + 82047364 = 14400^2 + 9058^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 289407364.

It is not an unprimeable number, because it can be changed into a prime (289407361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36175917 + ... + 36175924.

Almost surely, 2^289407364 is an apocalyptic number.

It is an amenable number.

289407364 is a deficient number, since it is larger than the sum of its proper divisors (217055530).

289407364 is a wasteful number, since it uses less digits than its factorization.

289407364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72351845 (or 72351843 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 289407364 is about 17011.9770749904. The cubic root of 289407364 is about 661.4593999024.

The spelling of 289407364 in words is "two hundred eighty-nine million, four hundred seven thousand, three hundred sixty-four".