6646122 has 24 divisors (see below), whose sum is σ = 16457376. Its totient is φ = 1898856.

The previous prime is 6646049. The next prime is 6646153. The reversal of 6646122 is 2216466.

It is a happy number.

6646122 is a `hidden beast` number, since 6 + 646 + 12 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26248 + ... + 26499.

It is an arithmetic number, because the mean of its divisors is an integer number (685724).

Almost surely, 2^6646122 is an apocalyptic number.

6646122 is an abundant number, since it is smaller than the sum of its proper divisors (9811254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6646122 is a wasteful number, since it uses less digits than its factorization.

6646122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52762 (or 52759 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 6646122 is about 2578.0073700438. The cubic root of 6646122 is about 188.0136741223.

It can be divided in two parts, 664 and 6122, that added together give a triangular number (6786 = T₁₁₆).

The spelling of 6646122 in words is "six million, six hundred forty-six thousand, one hundred twenty-two".