2288147 has 4 divisors (see below), whose sum is σ = 2293200. Its totient is φ = 2283096.

The previous prime is 2288123. The next prime is 2288161. The reversal of 2288147 is 7418822.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2288147 - 2⁸ = 2287891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2288107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1772 + ... + 2777.

It is an arithmetic number, because the mean of its divisors is an integer number (573300).

2^2288147 is an apocalyptic number.

2288147 is a deficient number, since it is larger than the sum of its proper divisors (5053).

2288147 is an equidigital number, since it uses as much as digits as its factorization.

2288147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5052.

The product of its digits is 7168, while the sum is 32.

The square root of 2288147 is about 1512.6622227054. The cubic root of 2288147 is about 131.7734674413.

The spelling of 2288147 in words is "two million, two hundred eighty-eight thousand, one hundred forty-seven".