3866328280 has 16 divisors (see below), whose sum is σ = 8699238720. Its totient is φ = 1546531296.

The previous prime is 3866328269. The next prime is 3866328281. The reversal of 3866328280 is 828236683.

It is a self number, because there is not a number n which added to its sum of digits gives 3866328280.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3866328281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48329064 + ... + 48329143.

It is an arithmetic number, because the mean of its divisors is an integer number (543702420).

Almost surely, 2^3866328280 is an apocalyptic number.

It is an amenable number.

3866328280 is an abundant number, since it is smaller than the sum of its proper divisors (4832910440).

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

3866328280 is a wasteful number, since it uses less digits than its factorization.

3866328280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96658218 (or 96658214 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 46.

The square root of 3866328280 is about 62179.8060466579. The cubic root of 3866328280 is about 1569.5177877266.

The spelling of 3866328280 in words is "three billion, eight hundred sixty-six million, three hundred twenty-eight thousand, two hundred eighty".