347222 has 8 divisors (see below), whose sum is σ = 525000. Its totient is φ = 172224.

The previous prime is 347209. The next prime is 347227. The reversal of 347222 is 222743.

It is a happy number.

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

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 347194 and 347203.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 347 + ... + 902.

It is an arithmetic number, because the mean of its divisors is an integer number (65625).

2³⁴⁷²²² is an apocalyptic number.

347222 is a deficient number, since it is larger than the sum of its proper divisors (177778).

347222 is a wasteful number, since it uses less digits than its factorization.

347222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1390.

The product of its digits is 672, while the sum is 20.

The square root of 347222 is about 589.2554624270. The cubic root of 347222 is about 70.2860404475.

Adding to 347222 its reverse (222743), we get a palindrome (569965).

The spelling of 347222 in words is "three hundred forty-seven thousand, two hundred twenty-two", and thus it is an iban number.