6666058 has 24 divisors (see below), whose sum is σ = 11721024. Its totient is φ = 2835000.

The previous prime is 6666047. The next prime is 6666059. The reversal of 6666058 is 8506666.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (6666059) 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, 24463 + ... + 24733.

It is an arithmetic number, because the mean of its divisors is an integer number (488376).

Almost surely, 2^6666058 is an apocalyptic number.

6666058 is a deficient number, since it is larger than the sum of its proper divisors (5054966).

6666058 is a wasteful number, since it uses less digits than its factorization.

6666058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538 (or 531 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 6666058 is about 2581.8710269880. The cubic root of 6666058 is about 188.2014778293.

It can be divided in two parts, 666 and 6058, that added together give a square (6724 = 82²).

The spelling of 6666058 in words is "six million, six hundred sixty-six thousand, fifty-eight".