2006923 has 2 divisors, whose sum is σ = 2006924. Its totient is φ = 2006922.

The previous prime is 2006903. The next prime is 2006929. The reversal of 2006923 is 3296002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2006923 - 2⁵ = 2006891 is a prime.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 2006894 and 2006903.

It is not a weakly prime, because it can be changed into another prime (2006929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1003461 + 1003462.

It is an arithmetic number, because the mean of its divisors is an integer number (1003462).

2^2006923 is an apocalyptic number.

2006923 is a deficient number, since it is larger than the sum of its proper divisors (1).

2006923 is an equidigital number, since it uses as much as digits as its factorization.

2006923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 2006923 is about 1416.6590980190. The cubic root of 2006923 is about 126.1373114645.

The spelling of 2006923 in words is "two million, six thousand, nine hundred twenty-three".