2268761 has 4 divisors (see below), whose sum is σ = 2475024. Its totient is φ = 2062500.

The previous prime is 2268719. The next prime is 2268779. The reversal of 2268761 is 1678622.

2268761 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2268761 - 2¹⁰ = 2267737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2262761) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 103115 + ... + 103136.

It is an arithmetic number, because the mean of its divisors is an integer number (618756).

2^2268761 is an apocalyptic number.

It is an amenable number.

2268761 is a deficient number, since it is larger than the sum of its proper divisors (206263).

2268761 is a wasteful number, since it uses less digits than its factorization.

2268761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206262.

The product of its digits is 8064, while the sum is 32.

The square root of 2268761 is about 1506.2406846185. The cubic root of 2268761 is about 131.4002675008.

The spelling of 2268761 in words is "two million, two hundred sixty-eight thousand, seven hundred sixty-one".