6616490 has 16 divisors (see below), whose sum is σ = 12078720. Its totient is φ = 2609040.

The previous prime is 6616483. The next prime is 6616499. The reversal of 6616490 is 946166.

It is not an unprimeable number, because it can be changed into a prime (6616499) 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 7 ways as a sum of consecutive naturals, for example, 3950 + ... + 5369.

It is an arithmetic number, because the mean of its divisors is an integer number (754920).

Almost surely, 2^6616490 is an apocalyptic number.

6616490 is a deficient number, since it is larger than the sum of its proper divisors (5462230).

6616490 is a wasteful number, since it uses less digits than its factorization.

6616490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9397.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 6616490 is about 2572.2538754952. The cubic root of 6616490 is about 187.7338356642.

Adding to 6616490 its product of nonzero digits (7776), we get a palindrome (6624266).

The spelling of 6616490 in words is "six million, six hundred sixteen thousand, four hundred ninety".