3930028755 has 16 divisors (see below), whose sum is σ = 6289401600. Its totient is φ = 2095563488.

The previous prime is 3930028747. The next prime is 3930028759. The reversal of 3930028755 is 5578200393.

It is a cyclic number.

It is not a de Polignac number, because 3930028755 - 2³ = 3930028747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3930028759) 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, 50794 + ... + 102176.

It is an arithmetic number, because the mean of its divisors is an integer number (393087600).

Almost surely, 2^3930028755 is an apocalyptic number.

3930028755 is a deficient number, since it is larger than the sum of its proper divisors (2359372845).

3930028755 is a wasteful number, since it uses less digits than its factorization.

3930028755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56490.

The product of its (nonzero) digits is 226800, while the sum is 42.

The square root of 3930028755 is about 62689.9414180616. The cubic root of 3930028755 is about 1578.0905142443.

The spelling of 3930028755 in words is "three billion, nine hundred thirty million, twenty-eight thousand, seven hundred fifty-five".