2748923 has 2 divisors, whose sum is σ = 2748924. Its totient is φ = 2748922.

The previous prime is 2748919. The next prime is 2748931. The reversal of 2748923 is 3298472.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2748923 - 2² = 2748919 is a prime.

It is not a weakly prime, because it can be changed into another prime (2748953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1374461 + 1374462.

It is an arithmetic number, because the mean of its divisors is an integer number (1374462).

2^2748923 is an apocalyptic number.

2748923 is a deficient number, since it is larger than the sum of its proper divisors (1).

2748923 is an equidigital number, since it uses as much as digits as its factorization.

2748923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 35.

The square root of 2748923 is about 1657.9876356596. The cubic root of 2748923 is about 140.0836744697.

The spelling of 2748923 in words is "two million, seven hundred forty-eight thousand, nine hundred twenty-three".