347966 has 8 divisors (see below), whose sum is σ = 549480. Its totient is φ = 164808.

The previous prime is 347959. The next prime is 347969. The reversal of 347966 is 669743.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (347969) by changing a digit.

347966 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4541 + ... + 4616.

It is an arithmetic number, because the mean of its divisors is an integer number (68685).

2³⁴⁷⁹⁶⁶ is an apocalyptic number.

347966 is a deficient number, since it is larger than the sum of its proper divisors (201514).

347966 is a wasteful number, since it uses less digits than its factorization.

347966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9178.

The product of its digits is 27216, while the sum is 35.

The square root of 347966 is about 589.8864297473. The cubic root of 347966 is about 70.3362057680.

It can be divided in two parts, 34 and 7966, that added together give a cube (8000 = 20³).

The spelling of 347966 in words is "three hundred forty-seven thousand, nine hundred sixty-six".