6516066 has 32 divisors (see below), whose sum is σ = 13912128. Its totient is φ = 2027520.

The previous prime is 6516047. The next prime is 6516073. The reversal of 6516066 is 6606156.

It is a super-2 number, since 2×6516066² = 84918232232712, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19521 + ... + 19851.

It is an arithmetic number, because the mean of its divisors is an integer number (434754).

Almost surely, 2^6516066 is an apocalyptic number.

6516066 is an abundant number, since it is smaller than the sum of its proper divisors (7396062).

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

6516066 is a wasteful number, since it uses less digits than its factorization.

6516066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 6516066 is about 2552.6586140728. The cubic root of 6516066 is about 186.7791916504.

The spelling of 6516066 in words is "six million, five hundred sixteen thousand, sixty-six".