6417923 has 2 divisors, whose sum is σ = 6417924. Its totient is φ = 6417922.

The previous prime is 6417919. The next prime is 6417937. The reversal of 6417923 is 3297146.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6417923 - 2² = 6417919 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6417923.

It is not a weakly prime, because it can be changed into another prime (6417623) 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, 3208961 + 3208962.

It is an arithmetic number, because the mean of its divisors is an integer number (3208962).

Almost surely, 2^6417923 is an apocalyptic number.

6417923 is a deficient number, since it is larger than the sum of its proper divisors (1).

6417923 is an equidigital number, since it uses as much as digits as its factorization.

6417923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 32.

The square root of 6417923 is about 2533.3619954519. The cubic root of 6417923 is about 185.8367068011.

The spelling of 6417923 in words is "six million, four hundred seventeen thousand, nine hundred twenty-three".