6359966 has 4 divisors (see below), whose sum is σ = 9539952. Its totient is φ = 3179982.

The previous prime is 6359963. The next prime is 6359981. The reversal of 6359966 is 6699536.

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

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6359963) 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, 1589990 + ... + 1589993.

It is an arithmetic number, because the mean of its divisors is an integer number (2384988).

Almost surely, 2^6359966 is an apocalyptic number.

6359966 is a deficient number, since it is larger than the sum of its proper divisors (3179986).

6359966 is a wasteful number, since it uses less digits than its factorization.

6359966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3179985.

The product of its digits is 262440, while the sum is 44.

The square root of 6359966 is about 2521.8973016362. The cubic root of 6359966 is about 185.2756154770.

It can be divided in two parts, 635 and 9966, that added together give a palindrome (10601).

The spelling of 6359966 in words is "six million, three hundred fifty-nine thousand, nine hundred sixty-six".