347616013 has 4 divisors (see below), whose sum is σ = 347787388. Its totient is φ = 347444640.

The previous prime is 347615987. The next prime is 347616019. The reversal of 347616013 is 310616743.

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

It can be written as a sum of positive squares in 2 ways, for example, as 286354084 + 61261929 = 16922^2 + 7827^2 .

It is a cyclic number.

It is not a de Polignac number, because 347616013 - 2¹⁷ = 347484941 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 (347616019) 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, 82608 + ... + 86713.

It is an arithmetic number, because the mean of its divisors is an integer number (86946847).

Almost surely, 2^347616013 is an apocalyptic number.

It is an amenable number.

347616013 is a deficient number, since it is larger than the sum of its proper divisors (171375).

347616013 is a wasteful number, since it uses less digits than its factorization.

347616013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171374.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 347616013 is about 18644.4633336548. The cubic root of 347616013 is about 703.1261628373.

The spelling of 347616013 in words is "three hundred forty-seven million, six hundred sixteen thousand, thirteen".