6516441 has 12 divisors (see below), whose sum is σ = 9438000. Its totient is φ = 4332600.

The previous prime is 6516439. The next prime is 6516463. The reversal of 6516441 is 1446156.

6516441 is a `hidden beast` number, since 651 + 6 + 4 + 4 + 1 = 666.

It is not a de Polignac number, because 6516441 - 2¹ = 6516439 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6516401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3766 + ... + 5216.

It is an arithmetic number, because the mean of its divisors is an integer number (786500).

Almost surely, 2^6516441 is an apocalyptic number.

It is an amenable number.

6516441 is a deficient number, since it is larger than the sum of its proper divisors (2921559).

6516441 is a wasteful number, since it uses less digits than its factorization.

6516441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1956 (or 1953 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 6516441 is about 2552.7320658463. The cubic root of 6516441 is about 186.7827746330.

The spelling of 6516441 in words is "six million, five hundred sixteen thousand, four hundred forty-one".