348271643 has 4 divisors (see below), whose sum is σ = 360281040. Its totient is φ = 336262248.

The previous prime is 348271619. The next prime is 348271669. The reversal of 348271643 is 346172843.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 348271643 - 2¹⁶ = 348206107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 348271597 and 348271606.

It is not an unprimeable number, because it can be changed into a prime (348271603) 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, 6004655 + ... + 6004712.

It is an arithmetic number, because the mean of its divisors is an integer number (90070260).

Almost surely, 2^348271643 is an apocalyptic number.

348271643 is a deficient number, since it is larger than the sum of its proper divisors (12009397).

348271643 is a wasteful number, since it uses less digits than its factorization.

348271643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12009396.

The product of its digits is 96768, while the sum is 38.

The square root of 348271643 is about 18662.0374825473. The cubic root of 348271643 is about 703.5679348608.

The spelling of 348271643 in words is "three hundred forty-eight million, two hundred seventy-one thousand, six hundred forty-three".