347427 has 6 divisors (see below), whose sum is σ = 501852. Its totient is φ = 231612.

The previous prime is 347411. The next prime is 347437. The reversal of 347427 is 724743.

It is not a de Polignac number, because 347427 - 2⁴ = 347411 is a prime.

It is a d-powerful number, because it can be written as 3⁹ + 4⁸ + 4⁹ + 7 + 2³ + 7² .

It is a self number, because there is not a number n which added to its sum of digits gives 347427.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 347427.

It is not an unprimeable number, because it can be changed into a prime (347437) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19293 + ... + 19310.

It is an arithmetic number, because the mean of its divisors is an integer number (83642).

2³⁴⁷⁴²⁷ is an apocalyptic number.

347427 is a deficient number, since it is larger than the sum of its proper divisors (154425).

347427 is a wasteful number, since it uses less digits than its factorization.

347427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38609 (or 38606 counting only the distinct ones).

The product of its digits is 4704, while the sum is 27.

The square root of 347427 is about 589.4293850836. The cubic root of 347427 is about 70.2998700278.

The spelling of 347427 in words is "three hundred forty-seven thousand, four hundred twenty-seven", and thus it is an iban number.