2676309 has 4 divisors (see below), whose sum is σ = 3568416. Its totient is φ = 1784204.

The previous prime is 2676307. The next prime is 2676313. The reversal of 2676309 is 9036762.

2676309 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 2676309 - 2¹ = 2676307 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 2676309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2676301) 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, 446049 + ... + 446054.

It is an arithmetic number, because the mean of its divisors is an integer number (892104).

2^2676309 is an apocalyptic number.

It is an amenable number.

2676309 is a deficient number, since it is larger than the sum of its proper divisors (892107).

2676309 is an equidigital number, since it uses as much as digits as its factorization.

2676309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 892106.

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 2676309 is about 1635.9428474125. The cubic root of 2676309 is about 138.8391943340.

The spelling of 2676309 in words is "two million, six hundred seventy-six thousand, three hundred nine".