2267609 has 4 divisors (see below), whose sum is σ = 2315904. Its totient is φ = 2219316.

The previous prime is 2267591. The next prime is 2267611. The reversal of 2267609 is 9067622.

2267609 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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2267609 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2267509) 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, 24077 + ... + 24170.

It is an arithmetic number, because the mean of its divisors is an integer number (578976).

2^2267609 is an apocalyptic number.

It is an amenable number.

2267609 is a deficient number, since it is larger than the sum of its proper divisors (48295).

2267609 is an equidigital number, since it uses as much as digits as its factorization.

2267609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48294.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 2267609 is about 1505.8582270586. The cubic root of 2267609 is about 131.3780235335.

The spelling of 2267609 in words is "two million, two hundred sixty-seven thousand, six hundred nine".