3538695939 has 4 divisors (see below), whose sum is σ = 4718261256. Its totient is φ = 2359130624.

The previous prime is 3538695899. The next prime is 3538695967. The reversal of 3538695939 is 9395968353.

3538695939 is digitally balanced in base 2, 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, and also an emirpimes, since its reverse is a distinct semiprime: 9395968353 = 3 ⋅3131989451.

It is a cyclic number.

It is not a de Polignac number, because 3538695939 - 2¹² = 3538691843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3538695439) 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, 589782654 + ... + 589782659.

It is an arithmetic number, because the mean of its divisors is an integer number (1179565314).

Almost surely, 2^3538695939 is an apocalyptic number.

3538695939 is a deficient number, since it is larger than the sum of its proper divisors (1179565317).

3538695939 is a wasteful number, since it uses less digits than its factorization.

3538695939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1179565316.

The product of its digits is 23619600, while the sum is 60.

The square root of 3538695939 is about 59486.9392303891. The cubic root of 3538695939 is about 1523.8694032006.

The spelling of 3538695939 in words is "three billion, five hundred thirty-eight million, six hundred ninety-five thousand, nine hundred thirty-nine".