347263 has 12 divisors (see below), whose sum is σ = 426360. Its totient is φ = 281232.

The previous prime is 347257. The next prime is 347287. The reversal of 347263 is 362743.

It is not a de Polignac number, because 347263 - 2⁹ = 346751 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (347233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 745 + ... + 1117.

It is an arithmetic number, because the mean of its divisors is an integer number (35530).

2³⁴⁷²⁶³ is an apocalyptic number.

347263 is the 373-rd heptagonal number.

347263 is a deficient number, since it is larger than the sum of its proper divisors (79097).

347263 is a wasteful number, since it uses less digits than its factorization.

347263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406 (or 399 counting only the distinct ones).

The product of its digits is 3024, while the sum is 25.

The square root of 347263 is about 589.2902510648. The cubic root of 347263 is about 70.2888067989.

The spelling of 347263 in words is "three hundred forty-seven thousand, two hundred sixty-three".