2042923 has 2 divisors, whose sum is σ = 2042924. Its totient is φ = 2042922.

The previous prime is 2042891. The next prime is 2042933. The reversal of 2042923 is 3292402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2042923 - 2⁵ = 2042891 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2042894 and 2042903.

It is not a weakly prime, because it can be changed into another prime (2042933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021461 + 1021462.

It is an arithmetic number, because the mean of its divisors is an integer number (1021462).

2^2042923 is an apocalyptic number.

2042923 is a deficient number, since it is larger than the sum of its proper divisors (1).

2042923 is an equidigital number, since it uses as much as digits as its factorization.

2042923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 2042923 is about 1429.3085741015. The cubic root of 2042923 is about 126.8870593664.

The spelling of 2042923 in words is "two million, forty-two thousand, nine hundred twenty-three".