347623 has 4 divisors (see below), whose sum is σ = 359640. Its totient is φ = 335608.

The previous prime is 347621. The next prime is 347629. The reversal of 347623 is 326743.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 347623 - 2¹ = 347621 is a prime.

It is a d-powerful number, because it can be written as 3³ + 4⁸ + 6⁷ + 7² + 2¹¹ + 3³ .

It is a Duffinian number.

347623 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (347621) 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, 5965 + ... + 6022.

It is an arithmetic number, because the mean of its divisors is an integer number (89910).

2³⁴⁷⁶²³ is an apocalyptic number.

347623 is a deficient number, since it is larger than the sum of its proper divisors (12017).

347623 is a wasteful number, since it uses less digits than its factorization.

347623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12016.

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

The square root of 347623 is about 589.5956241357. The cubic root of 347623 is about 70.3130873696.

The spelling of 347623 in words is "three hundred forty-seven thousand, six hundred twenty-three".