6934204138 has 8 divisors (see below), whose sum is σ = 10419782688. Its totient is φ = 3460943244.

The previous prime is 6934204129. The next prime is 6934204237. The reversal of 6934204138 is 8314024396.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 6934204138.

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, 3078006 + ... + 3080257.

It is an arithmetic number, because the mean of its divisors is an integer number (1302472836).

Almost surely, 2^6934204138 is an apocalyptic number.

6934204138 is a deficient number, since it is larger than the sum of its proper divisors (3485578550).

6934204138 is a wasteful number, since it uses less digits than its factorization.

6934204138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6158828.

The product of its (nonzero) digits is 124416, while the sum is 40.

The square root of 6934204138 is about 83271.8688273537. The cubic root of 6934204138 is about 1906.9188316230.

The spelling of 6934204138 in words is "six billion, nine hundred thirty-four million, two hundred four thousand, one hundred thirty-eight".