347684628073 has 4 divisors (see below), whose sum is σ = 351269005780. Its totient is φ = 344100250368.

The previous prime is 347684628037. The next prime is 347684628077. The reversal of 347684628073 is 370826486743.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 370826486743 = 16889 ⋅21956687.

It can be written as a sum of positive squares in 2 ways, for example, as 146373577744 + 201311050329 = 382588^2 + 448677^2 .

It is a cyclic number.

It is not a de Polignac number, because 347684628073 - 2¹⁷ = 347684497001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 347684627999 and 347684628017.

It is not an unprimeable number, because it can be changed into a prime (347684628077) 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, 1792188708 + ... + 1792188901.

It is an arithmetic number, because the mean of its divisors is an integer number (87817251445).

Almost surely, 2^347684628073 is an apocalyptic number.

It is an amenable number.

347684628073 is a deficient number, since it is larger than the sum of its proper divisors (3584377707).

347684628073 is an equidigital number, since it uses as much as digits as its factorization.

347684628073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3584377706.

The product of its (nonzero) digits is 32514048, while the sum is 58.

The spelling of 347684628073 in words is "three hundred forty-seven billion, six hundred eighty-four million, six hundred twenty-eight thousand, seventy-three".