6550646 has 8 divisors (see below), whose sum is σ = 9850680. Its totient is φ = 3267088.

The previous prime is 6550639. The next prime is 6550651. The reversal of 6550646 is 6460556.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3071 + ... + 4746.

It is an arithmetic number, because the mean of its divisors is an integer number (1231335).

Almost surely, 2^6550646 is an apocalyptic number.

6550646 is a deficient number, since it is larger than the sum of its proper divisors (3300034).

6550646 is a wasteful number, since it uses less digits than its factorization.

6550646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8238.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 6550646 is about 2559.4229818457. The cubic root of 6550646 is about 187.1090140005.

The spelling of 6550646 in words is "six million, five hundred fifty thousand, six hundred forty-six".