347930 has 16 divisors (see below), whose sum is σ = 683424. Its totient is φ = 126480.

The previous prime is 347929. The next prime is 347933. The reversal of 347930 is 39743.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 347930.

It is not an unprimeable number, because it can be changed into a prime (347933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1472 + ... + 1691.

It is an arithmetic number, because the mean of its divisors is an integer number (42714).

2³⁴⁷⁹³⁰ is an apocalyptic number.

347930 is a deficient number, since it is larger than the sum of its proper divisors (335494).

347930 is a wasteful number, since it uses less digits than its factorization.

347930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3181.

The product of its (nonzero) digits is 2268, while the sum is 26.

The square root of 347930 is about 589.8559146097. The cubic root of 347930 is about 70.3337800610. Note that the first 3 decimals are identical.

The spelling of 347930 in words is "three hundred forty-seven thousand, nine hundred thirty".