2709923 has 2 divisors, whose sum is σ = 2709924. Its totient is φ = 2709922.

The previous prime is 2709907. The next prime is 2710003. The reversal of 2709923 is 3299072.

2709923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2709923 - 2⁴ = 2709907 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2709923.

It is not a weakly prime, because it can be changed into another prime (2709023) 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 as a sum of consecutive naturals, namely, 1354961 + 1354962.

It is an arithmetic number, because the mean of its divisors is an integer number (1354962).

2^2709923 is an apocalyptic number.

2709923 is a deficient number, since it is larger than the sum of its proper divisors (1).

2709923 is an equidigital number, since it uses as much as digits as its factorization.

2709923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 2709923 is about 1646.1843760648. The cubic root of 2709923 is about 139.4180434396.

The spelling of 2709923 in words is "two million, seven hundred nine thousand, nine hundred twenty-three".