288925265 has 8 divisors (see below), whose sum is σ = 347741160. Its totient is φ = 230452992.

The previous prime is 288925243. The next prime is 288925271. The reversal of 288925265 is 562529882.

It can be written as a sum of positive squares in 4 ways, for example, as 71893441 + 217031824 = 8479^2 + 14732^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 288925265 - 2⁸ = 288925009 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84050 + ... + 87419.

It is an arithmetic number, because the mean of its divisors is an integer number (43467645).

Almost surely, 2^288925265 is an apocalyptic number.

It is an amenable number.

288925265 is a deficient number, since it is larger than the sum of its proper divisors (58815895).

288925265 is a wasteful number, since it uses less digits than its factorization.

288925265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171811.

The product of its digits is 691200, while the sum is 47.

The square root of 288925265 is about 16997.8017696407. The cubic root of 288925265 is about 661.0919062022.

The spelling of 288925265 in words is "two hundred eighty-eight million, nine hundred twenty-five thousand, two hundred sixty-five".