310349 has 4 divisors (see below), whose sum is σ = 334236. Its totient is φ = 286464.

The previous prime is 310333. The next prime is 310357. The reversal of 310349 is 943013.

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 42025 + 268324 = 205^2 + 518^2 .

It is a cyclic number.

It is not a de Polignac number, because 310349 - 2⁴ = 310333 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 310349.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 310349.

It is not an unprimeable number, because it can be changed into a prime (310379) 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, 11924 + ... + 11949.

It is an arithmetic number, because the mean of its divisors is an integer number (83559).

2³¹⁰³⁴⁹ is an apocalyptic number.

It is an amenable number.

310349 is a deficient number, since it is larger than the sum of its proper divisors (23887).

310349 is a wasteful number, since it uses less digits than its factorization.

310349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23886.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 310349 is about 557.0897593746. The cubic root of 310349 is about 67.7043828122.

The spelling of 310349 in words is "three hundred ten thousand, three hundred forty-nine".