60666000 has 80 divisors (see below), whose sum is σ = 195606528. Its totient is φ = 16176000.

The previous prime is 60665987. The next prime is 60666007. The reversal of 60666000 is 66606.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (60666007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 945 + ... + 11055.

Almost surely, 2^60666000 is an apocalyptic number.

60666000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60666000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97803264).

60666000 is an abundant number, since it is smaller than the sum of its proper divisors (134940528).

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

60666000 is a wasteful number, since it uses less digits than its factorization.

60666000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10137 (or 10121 counting only the distinct ones).

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

The square root of 60666000 is about 7788.8381675318. The cubic root of 60666000 is about 392.9299384977.

The spelling of 60666000 in words is "sixty million, six hundred sixty-six thousand".