3521666060 has 48 divisors (see below), whose sum is σ = 8188266240. Its totient is φ = 1261487040.

The previous prime is 3521666047. The next prime is 3521666063. The reversal of 3521666060 is 606661253.

It is a self number, because there is not a number n which added to its sum of digits gives 3521666060.

It is not an unprimeable number, because it can be changed into a prime (3521666063) 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, 104720 + ... + 134199.

It is an arithmetic number, because the mean of its divisors is an integer number (170588880).

Almost surely, 2^3521666060 is an apocalyptic number.

It is an amenable number.

3521666060 is an abundant number, since it is smaller than the sum of its proper divisors (4666600180).

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

3521666060 is a wasteful number, since it uses less digits than its factorization.

3521666060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239006 (or 239004 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 3521666060 is about 59343.6269535323. The cubic root of 3521666060 is about 1521.4209444414.

The spelling of 3521666060 in words is "three billion, five hundred twenty-one million, six hundred sixty-six thousand, sixty".