312340214 has 16 divisors (see below), whose sum is σ = 481705056. Its totient is φ = 151800000.

The previous prime is 312340181. The next prime is 312340229. The reversal of 312340214 is 412043213.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15839 + ... + 29589.

It is an arithmetic number, because the mean of its divisors is an integer number (30106566).

Almost surely, 2^312340214 is an apocalyptic number.

312340214 is a deficient number, since it is larger than the sum of its proper divisors (169364842).

312340214 is a wasteful number, since it uses less digits than its factorization.

312340214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14071.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 312340214 is about 17673.1495212370. The cubic root of 312340214 is about 678.4887241813.

Adding to 312340214 its reverse (412043213), we get a palindrome (724383427).

The spelling of 312340214 in words is "three hundred twelve million, three hundred forty thousand, two hundred fourteen".