3838668734 has 4 divisors (see below), whose sum is σ = 5758003104. Its totient is φ = 1919334366.

The previous prime is 3838668649. The next prime is 3838668737. The reversal of 3838668734 is 4378668383.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4378668383 = 1777 ⋅2464079.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3838668734.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3838668737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 959667182 + ... + 959667185.

It is an arithmetic number, because the mean of its divisors is an integer number (1439500776).

Almost surely, 2^3838668734 is an apocalyptic number.

3838668734 is a deficient number, since it is larger than the sum of its proper divisors (1919334370).

3838668734 is a wasteful number, since it uses less digits than its factorization.

3838668734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1919334369.

The product of its digits is 13934592, while the sum is 56.

The square root of 3838668734 is about 61956.9910018232. The cubic root of 3838668734 is about 1565.7660726976.

The spelling of 3838668734 in words is "three billion, eight hundred thirty-eight million, six hundred sixty-eight thousand, seven hundred thirty-four".