2296509 has 4 divisors (see below), whose sum is σ = 3062016. Its totient is φ = 1531004.

The previous prime is 2296487. The next prime is 2296517. The reversal of 2296509 is 9056922.

2296509 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 not a de Polignac number, because 2296509 - 2⁷ = 2296381 is a prime.

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 2296509.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2296519) 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, 382749 + ... + 382754.

It is an arithmetic number, because the mean of its divisors is an integer number (765504).

2^2296509 is an apocalyptic number.

It is an amenable number.

2296509 is a deficient number, since it is larger than the sum of its proper divisors (765507).

2296509 is an equidigital number, since it uses as much as digits as its factorization.

2296509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765506.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 2296509 is about 1515.4237031273. The cubic root of 2296509 is about 131.9337937044.

The spelling of 2296509 in words is "two million, two hundred ninety-six thousand, five hundred nine".