2756323 has 4 divisors (see below), whose sum is σ = 2764840. Its totient is φ = 2747808.

The previous prime is 2756309. The next prime is 2756339. The reversal of 2756323 is 3236572.

2756323 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.

It is a cyclic number.

It is not a de Polignac number, because 2756323 - 2¹³ = 2748131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2756291 and 2756300.

It is not an unprimeable number, because it can be changed into a prime (2756123) 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, 3753 + ... + 4426.

It is an arithmetic number, because the mean of its divisors is an integer number (691210).

2^2756323 is an apocalyptic number.

2756323 is a deficient number, since it is larger than the sum of its proper divisors (8517).

2756323 is an equidigital number, since it uses as much as digits as its factorization.

2756323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8516.

The product of its digits is 7560, while the sum is 28.

The square root of 2756323 is about 1660.2177568018. The cubic root of 2756323 is about 140.2092618845.

Subtracting 2756323 from its reverse (3236572), we obtain a square (480249 = 693²).

The spelling of 2756323 in words is "two million, seven hundred fifty-six thousand, three hundred twenty-three".