6939449396 has 24 divisors (see below), whose sum is σ = 13251897120. Its totient is φ = 3153376800.

The previous prime is 6939449389. The next prime is 6939449449.

It is a happy number.

6939449396 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143426 + ... + 185606.

It is an arithmetic number, because the mean of its divisors is an integer number (552162380).

Almost surely, 2^6939449396 is an apocalyptic number.

It is an amenable number.

6939449396 is a deficient number, since it is larger than the sum of its proper divisors (6312447724).

6939449396 is a wasteful number, since it uses less digits than its factorization.

6939449396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45935 (or 45933 counting only the distinct ones).

The product of its digits is 34012224, while the sum is 62.

The square root of 6939449396 is about 83303.3576514176. The cubic root of 6939449396 is about 1907.3995289556.

The spelling of 6939449396 in words is "six billion, nine hundred thirty-nine million, four hundred forty-nine thousand, three hundred ninety-six".