347223369 has 4 divisors (see below), whose sum is σ = 462964496. Its totient is φ = 231482244.

The previous prime is 347223367. The next prime is 347223377. The reversal of 347223369 is 963322743.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 347223369 - 2¹ = 347223367 is a prime.

It is a super-2 number, since 2×347223369² = 241128135959420322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (347223367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57870559 + ... + 57870564.

It is an arithmetic number, because the mean of its divisors is an integer number (115741124).

Almost surely, 2^347223369 is an apocalyptic number.

It is an amenable number.

347223369 is a deficient number, since it is larger than the sum of its proper divisors (115741127).

347223369 is a wasteful number, since it uses less digits than its factorization.

347223369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115741126.

The product of its digits is 163296, while the sum is 39.

The square root of 347223369 is about 18633.9305837496. The cubic root of 347223369 is about 702.8613282011.

The spelling of 347223369 in words is "three hundred forty-seven million, two hundred twenty-three thousand, three hundred sixty-nine".