3928050403 has 4 divisors (see below), whose sum is σ = 3977772640. Its totient is φ = 3878328168.

The previous prime is 3928050391. The next prime is 3928050457. The reversal of 3928050403 is 3040508293.

It is a happy number.

3928050403 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3928050403 - 2⁹ = 3928049891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3928050463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24861000 + ... + 24861157.

It is an arithmetic number, because the mean of its divisors is an integer number (994443160).

Almost surely, 2^3928050403 is an apocalyptic number.

3928050403 is a deficient number, since it is larger than the sum of its proper divisors (49722237).

3928050403 is an equidigital number, since it uses as much as digits as its factorization.

3928050403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49722236.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 3928050403 is about 62674.1605687703. The cubic root of 3928050403 is about 1577.8256694866.

Adding to 3928050403 its reverse (3040508293), we get a palindrome (6968558696).

The spelling of 3928050403 in words is "three billion, nine hundred twenty-eight million, fifty thousand, four hundred three".