3925331005 has 4 divisors (see below), whose sum is σ = 4710397212. Its totient is φ = 3140264800.

The previous prime is 3925330993. The next prime is 3925331057. The reversal of 3925331005 is 5001335293.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2506904761 + 1418426244 = 50069^2 + 37662^2 .

It is not a de Polignac number, because 3925331005 - 2¹³ = 3925322813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 392533096 + ... + 392533105.

It is an arithmetic number, because the mean of its divisors is an integer number (1177599303).

Almost surely, 2^3925331005 is an apocalyptic number.

It is an amenable number.

3925331005 is a deficient number, since it is larger than the sum of its proper divisors (785066207).

3925331005 is an equidigital number, since it uses as much as digits as its factorization.

3925331005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785066206.

The product of its (nonzero) digits is 12150, while the sum is 31.

The square root of 3925331005 is about 62652.4620825072. The cubic root of 3925331005 is about 1577.4614746934.

Adding to 3925331005 its reverse (5001335293), we get a palindrome (8926666298).

The spelling of 3925331005 in words is "three billion, nine hundred twenty-five million, three hundred thirty-one thousand, five".