2288966 has 4 divisors (see below), whose sum is σ = 3433452. Its totient is φ = 1144482.

The previous prime is 2288953. The next prime is 2289013. The reversal of 2288966 is 6698822.

2288966 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572240 + ... + 572243.

It is an arithmetic number, because the mean of its divisors is an integer number (858363).

2^2288966 is an apocalyptic number.

2288966 is a deficient number, since it is larger than the sum of its proper divisors (1144486).

2288966 is a wasteful number, since it uses less digits than its factorization.

2288966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144485.

The product of its digits is 82944, while the sum is 41.

The square root of 2288966 is about 1512.9329132516. The cubic root of 2288966 is about 131.7891875263.

Subtracting from 2288966 its product of digits (82944), we obtain a palindrome (2206022).

It can be divided in two parts, 22 and 88966, that added together give a palindrome (88988).

The spelling of 2288966 in words is "two million, two hundred eighty-eight thousand, nine hundred sixty-six".