3909779093 has 12 divisors (see below), whose sum is σ = 4501518048. Its totient is φ = 3367270440.

The previous prime is 3909779089. The next prime is 3909779143.

It is a happy number.

3909779093 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 3909779093 - 2² = 3909779089 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3909779593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 488321 + ... + 496262.

It is an arithmetic number, because the mean of its divisors is an integer number (375126504).

Almost surely, 2^3909779093 is an apocalyptic number.

It is an amenable number.

3909779093 is a deficient number, since it is larger than the sum of its proper divisors (591738955).

3909779093 is a wasteful number, since it uses less digits than its factorization.

3909779093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984632 (or 984613 counting only the distinct ones).

The product of its (nonzero) digits is 2893401, while the sum is 56.

The square root of 3909779093 is about 62528.2263701762. The cubic root of 3909779093 is about 1575.3754499905.

The spelling of 3909779093 in words is "three billion, nine hundred nine million, seven hundred seventy-nine thousand, ninety-three".