60000666 has 32 divisors (see below), whose sum is σ = 132221376. Its totient is φ = 18000000.

The previous prime is 60000659. The next prime is 60000673. The reversal of 60000666 is 66600006.

60000666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (60000659) and next prime (60000673).

60000666 is a modest number, since divided by 666 gives 60 as remainder.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2166 + ... + 11166.

It is an arithmetic number, because the mean of its divisors is an integer number (4131918).

Almost surely, 2^60000666 is an apocalyptic number.

60000666 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 60000666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66110688).

60000666 is an abundant number, since it is smaller than the sum of its proper divisors (72220710).

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

60000666 is a wasteful number, since it uses less digits than its factorization.

60000666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9118.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 60000666 is about 7746.0096824107. The cubic root of 60000666 is about 391.4882126126.

The spelling of 60000666 in words is "sixty million, six hundred sixty-six", and thus it is an aban number.