3834140347 has 4 divisors (see below), whose sum is σ = 3834694080. Its totient is φ = 3833586616.

The previous prime is 3834140333. The next prime is 3834140369. The reversal of 3834140347 is 7430414383.

3834140347 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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3834140347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3834140377) 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, 266347 + ... + 280372.

It is an arithmetic number, because the mean of its divisors is an integer number (958673520).

Almost surely, 2^3834140347 is an apocalyptic number.

3834140347 is a deficient number, since it is larger than the sum of its proper divisors (553733).

3834140347 is an equidigital number, since it uses as much as digits as its factorization.

3834140347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553732.

The product of its (nonzero) digits is 96768, while the sum is 37.

The square root of 3834140347 is about 61920.4356170077. The cubic root of 3834140347 is about 1565.1501313237.

The spelling of 3834140347 in words is "three billion, eight hundred thirty-four million, one hundred forty thousand, three hundred forty-seven".