3939339393 has 32 divisors (see below), whose sum is σ = 6371673600. Its totient is φ = 2385579600.

The previous prime is 3939339367. The next prime is 3939339413.

3939339393 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 3939339393 - 2⁹ = 3939338881 is a prime.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (3939339493) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 428778 + ... + 437868.

It is an arithmetic number, because the mean of its divisors is an integer number (199114800).

Almost surely, 2^3939339393 is an apocalyptic number.

3939339393 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3939339393 is a deficient number, since it is larger than the sum of its proper divisors (2432334207).

3939339393 is a wasteful number, since it uses less digits than its factorization.

3939339393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10570 (or 10564 counting only the distinct ones).

The product of its digits is 4782969, while the sum is 54.

The square root of 3939339393 is about 62764.1569130025. The cubic root of 3939339393 is about 1579.3357503972.

The spelling of 3939339393 in words is "three billion, nine hundred thirty-nine million, three hundred thirty-nine thousand, three hundred ninety-three".