347346013 has 4 divisors (see below), whose sum is σ = 396966880. Its totient is φ = 297725148.

The previous prime is 347346007. The next prime is 347346031. The reversal of 347346013 is 310643743.

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 347346013 - 2⁹ = 347345501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (347346073) 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, 24810423 + ... + 24810436.

It is an arithmetic number, because the mean of its divisors is an integer number (99241720).

Almost surely, 2^347346013 is an apocalyptic number.

It is an amenable number.

347346013 is a deficient number, since it is larger than the sum of its proper divisors (49620867).

347346013 is an equidigital number, since it uses as much as digits as its factorization.

347346013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49620866.

The product of its (nonzero) digits is 18144, while the sum is 31.

The square root of 347346013 is about 18637.2211716232. The cubic root of 347346013 is about 702.9440718423.

Adding to 347346013 its reverse (310643743), we get a palindrome (657989756).

The spelling of 347346013 in words is "three hundred forty-seven million, three hundred forty-six thousand, thirteen".