6616522 has 24 divisors (see below), whose sum is σ = 11491200. Its totient is φ = 2847240.

The previous prime is 6616517. The next prime is 6616523. The reversal of 6616522 is 2256166.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (6616523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3879 + ... + 5317.

It is an arithmetic number, because the mean of its divisors is an integer number (478800).

Almost surely, 2^6616522 is an apocalyptic number.

6616522 is a deficient number, since it is larger than the sum of its proper divisors (4874678).

6616522 is a wasteful number, since it uses less digits than its factorization.

6616522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1482 (or 1471 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 6616522 is about 2572.2600957135. The cubic root of 6616522 is about 187.7341383158.

The spelling of 6616522 in words is "six million, six hundred sixteen thousand, five hundred twenty-two".