2993923 has 2 divisors, whose sum is σ = 2993924. Its totient is φ = 2993922.

The previous prime is 2993909. The next prime is 2993927. The reversal of 2993923 is 3293992.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2993923 - 2⁵ = 2993891 is a prime.

It is not a weakly prime, because it can be changed into another prime (2993927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1496961 + 1496962.

It is an arithmetic number, because the mean of its divisors is an integer number (1496962).

2^2993923 is an apocalyptic number.

2993923 is a deficient number, since it is larger than the sum of its proper divisors (1).

2993923 is an equidigital number, since it uses as much as digits as its factorization.

2993923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26244, while the sum is 37.

The square root of 2993923 is about 1730.2956394790. The cubic root of 2993923 is about 144.1275073049.

It can be divided in two parts, 2993 and 923, that added together give a triangular number (3916 = T₈₈).

The spelling of 2993923 in words is "two million, nine hundred ninety-three thousand, nine hundred twenty-three".