6426023 has 4 divisors (see below), whose sum is σ = 6647640. Its totient is φ = 6204408.

The previous prime is 6426019. The next prime is 6426041. The reversal of 6426023 is 3206246.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6426023 - 2² = 6426019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6426023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6426523) 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 in 3 ways as a sum of consecutive naturals, for example, 110765 + ... + 110822.

It is an arithmetic number, because the mean of its divisors is an integer number (1661910).

Almost surely, 2^6426023 is an apocalyptic number.

6426023 is a deficient number, since it is larger than the sum of its proper divisors (221617).

6426023 is a wasteful number, since it uses less digits than its factorization.

6426023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221616.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 6426023 is about 2534.9601574778. The cubic root of 6426023 is about 185.9148548511.

The spelling of 6426023 in words is "six million, four hundred twenty-six thousand, twenty-three".