3905814066 has 32 divisors (see below), whose sum is σ = 9739173888. Its totient is φ = 1014497040.

The previous prime is 3905814061. The next prime is 3905814067. The reversal of 3905814066 is 6604185093.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (3905814061) 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 15 ways as a sum of consecutive naturals, for example, 4226610 + ... + 4227533.

It is an arithmetic number, because the mean of its divisors is an integer number (304349184).

Almost surely, 2^3905814066 is an apocalyptic number.

3905814066 is an abundant number, since it is smaller than the sum of its proper divisors (5833359822).

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

3905814066 is a wasteful number, since it uses less digits than its factorization.

3905814066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8454166.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 3905814066 is about 62496.5124306949. The cubic root of 3905814066 is about 1574.8427243306.

The spelling of 3905814066 in words is "three billion, nine hundred five million, eight hundred fourteen thousand, sixty-six".