4288665 has 16 divisors (see below), whose sum is σ = 7099200. Its totient is φ = 2208192.

The previous prime is 4288637. The next prime is 4288681. The reversal of 4288665 is 5668824.

It is not a de Polignac number, because 4288665 - 2¹¹ = 4286617 is a prime.

4288665 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4495 + ... + 5364.

It is an arithmetic number, because the mean of its divisors is an integer number (443700).

Almost surely, 2^4288665 is an apocalyptic number.

It is an amenable number.

4288665 is a deficient number, since it is larger than the sum of its proper divisors (2810535).

4288665 is a wasteful number, since it uses less digits than its factorization.

4288665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9896.

The product of its digits is 92160, while the sum is 39.

The square root of 4288665 is about 2070.9092206082. The cubic root of 4288665 is about 162.4703219963.

The spelling of 4288665 in words is "four million, two hundred eighty-eight thousand, six hundred sixty-five".