311434342 has 8 divisors (see below), whose sum is σ = 467770896. Its totient is φ = 155510712.

The previous prime is 311434327. The next prime is 311434349. The reversal of 311434342 is 243434113.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (311434349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101338 + ... + 104365.

It is an arithmetic number, because the mean of its divisors is an integer number (58471362).

Almost surely, 2^311434342 is an apocalyptic number.

311434342 is a deficient number, since it is larger than the sum of its proper divisors (156336554).

311434342 is a wasteful number, since it uses less digits than its factorization.

311434342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206462.

The product of its digits is 3456, while the sum is 25.

The square root of 311434342 is about 17647.5024295224. The cubic root of 311434342 is about 677.8321547721.

Adding to 311434342 its reverse (243434113), we get a palindrome (554868455).

The spelling of 311434342 in words is "three hundred eleven million, four hundred thirty-four thousand, three hundred forty-two".