2709323 has 2 divisors, whose sum is σ = 2709324. Its totient is φ = 2709322.

The previous prime is 2709319. The next prime is 2709359. The reversal of 2709323 is 3239072.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2709323 - 2² = 2709319 is a prime.

It is a super-2 number, since 2×2709323² = 14680862236658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2709292 and 2709301.

It is not a weakly prime, because it can be changed into another prime (2709313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1354661 + 1354662.

It is an arithmetic number, because the mean of its divisors is an integer number (1354662).

2^2709323 is an apocalyptic number.

2709323 is a deficient number, since it is larger than the sum of its proper divisors (1).

2709323 is an equidigital number, since it uses as much as digits as its factorization.

2709323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 26.

The square root of 2709323 is about 1646.0021263656. The cubic root of 2709323 is about 139.4077532333.

The spelling of 2709323 in words is "two million, seven hundred nine thousand, three hundred twenty-three".