347225 has 24 divisors (see below), whose sum is σ = 491040. Its totient is φ = 241920.

The previous prime is 347209. The next prime is 347227. The reversal of 347225 is 522743.

347225 = 68² + 69² + ... + 110².

It is not a de Polignac number, because 347225 - 2⁴ = 347209 is a prime.

Its product of digits (1680) is a multiple of the sum of its prime divisors (84).

It is a self number, because there is not a number n which added to its sum of digits gives 347225.

It is not an unprimeable number, because it can be changed into a prime (347227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8054 + ... + 8096.

It is an arithmetic number, because the mean of its divisors is an integer number (20460).

2³⁴⁷²²⁵ is an apocalyptic number.

It is an amenable number.

347225 is a deficient number, since it is larger than the sum of its proper divisors (143815).

347225 is a wasteful number, since it uses less digits than its factorization.

347225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89 (or 84 counting only the distinct ones).

The product of its digits is 1680, while the sum is 23.

The square root of 347225 is about 589.2580080067. The cubic root of 347225 is about 70.2862428708.

Adding to 347225 its reverse (522743), we get a palindrome (869968).

The spelling of 347225 in words is "three hundred forty-seven thousand, two hundred twenty-five".