340000312 has 32 divisors (see below), whose sum is σ = 673390080. Its totient is φ = 160685280.

The previous prime is 340000291. The next prime is 340000361. The reversal of 340000312 is 213000043.

It is a junction number, because it is equal to n+sod(n) for n = 340000292 and 340000301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5278 + ... + 26605.

It is an arithmetic number, because the mean of its divisors is an integer number (21043440).

Almost surely, 2^340000312 is an apocalyptic number.

It is an amenable number.

340000312 is a deficient number, since it is larger than the sum of its proper divisors (333389768).

340000312 is a wasteful number, since it uses less digits than its factorization.

340000312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31963 (or 31959 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 340000312 is about 18439.0973748717. The cubic root of 340000312 is about 697.9534181824.

Adding to 340000312 its reverse (213000043), we get a palindrome (553000355).

The spelling of 340000312 in words is "three hundred forty million, three hundred twelve", and thus it is an aban number.