601006666 has 16 divisors (see below), whose sum is σ = 975744000. Its totient is φ = 275991408.

The previous prime is 601006663. The next prime is 601006669. The reversal of 601006666 is 666600106.

It is an interprime number because it is at equal distance from previous prime (601006663) and next prime (601006669).

It is a super-2 number, since 2×601006666² = 722418025152871112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (601006663) 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, 52906 + ... + 63253.

It is an arithmetic number, because the mean of its divisors is an integer number (60984000).

Almost surely, 2^601006666 is an apocalyptic number.

601006666 is a deficient number, since it is larger than the sum of its proper divisors (374737334).

601006666 is a wasteful number, since it uses less digits than its factorization.

601006666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116373.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 601006666 is about 24515.4372997913. The cubic root of 601006666 is about 843.9040989618.

It can be divided in two parts, 60100 and 6666, that added together give a palindrome (66766).

The spelling of 601006666 in words is "six hundred one million, six thousand, six hundred sixty-six".