6423446 has 4 divisors (see below), whose sum is σ = 9635172. Its totient is φ = 3211722.

The previous prime is 6423427. The next prime is 6423449. The reversal of 6423446 is 6443246.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6423449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1605860 + ... + 1605863.

It is an arithmetic number, because the mean of its divisors is an integer number (2408793).

Almost surely, 2^6423446 is an apocalyptic number.

6423446 is a deficient number, since it is larger than the sum of its proper divisors (3211726).

6423446 is a wasteful number, since it uses less digits than its factorization.

6423446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3211725.

The product of its digits is 13824, while the sum is 29.

The square root of 6423446 is about 2534.4518144956. The cubic root of 6423446 is about 185.8899993202.

The spelling of 6423446 in words is "six million, four hundred twenty-three thousand, four hundred forty-six".