10566660 has 192 divisors, whose sum is σ = 36126720. Its totient is φ = 2280960.

The previous prime is 10566653. The next prime is 10566709. The reversal of 10566660 is 6666501.

It is a super-2 number, since 2×10566660² = 223308607111200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 340845 + ... + 340875.

It is an arithmetic number, because the mean of its divisors is an integer number (188160).

Almost surely, 2^10566660 is an apocalyptic number.

10566660 is a gapful number since it is divisible by the number (10) 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 10566660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18063360).

10566660 is an abundant number, since it is smaller than the sum of its proper divisors (25560060).

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

10566660 is a wasteful number, since it uses less digits than its factorization.

10566660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98 (or 96 counting only the distinct ones).

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

The square root of 10566660 is about 3250.6399369970. The cubic root of 10566660 is about 219.4383746415.

The spelling of 10566660 in words is "ten million, five hundred sixty-six thousand, six hundred sixty".