347863 has 4 divisors (see below), whose sum is σ = 349048. Its totient is φ = 346680.

The previous prime is 347849. The next prime is 347873. The reversal of 347863 is 368743.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 347863 - 2¹³ = 339671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (347813) 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, 220 + ... + 862.

It is an arithmetic number, because the mean of its divisors is an integer number (87262).

2³⁴⁷⁸⁶³ is an apocalyptic number.

347863 is a deficient number, since it is larger than the sum of its proper divisors (1185).

347863 is an equidigital number, since it uses as much as digits as its factorization.

347863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184.

The product of its digits is 12096, while the sum is 31.

The square root of 347863 is about 589.7991183445. The cubic root of 347863 is about 70.3292651051.

The spelling of 347863 in words is "three hundred forty-seven thousand, eight hundred sixty-three".