60660306 has 64 divisors (see below), whose sum is σ = 154828800. Its totient is φ = 17245008.

The previous prime is 60660277. The next prime is 60660311. The reversal of 60660306 is 60306606.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 60660306.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 144565 + ... + 144983.

It is an arithmetic number, because the mean of its divisors is an integer number (2419200).

Almost surely, 2^60660306 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60660306, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77414400).

60660306 is an abundant number, since it is smaller than the sum of its proper divisors (94168494).

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

60660306 is a wasteful number, since it uses less digits than its factorization.

60660306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820 (or 814 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 60660306 is about 7788.4726358895. The cubic root of 60660306 is about 392.9176448842.

The spelling of 60660306 in words is "sixty million, six hundred sixty thousand, three hundred six".